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Finding the Fourth Proportional to 14,853.66, 22,188.14 and 11,937.66

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Solution

The fourth proportional to 14,853.66, 22,188.14 and 11,937.66 is: 17,832.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,853.66 : 22,188.14 = 11,937.66 : x
  2. Step 2: Convert to fraction form
    14,853.66/22,188.14 = 11,937.66/x
  3. Step 3: Cross multiply
    14,853.66x = 22,188.14 × 11,937.66
  4. Step 4: Simplify right side
    14,853.66x = 264,874,411.66
  5. Step 5: Solve for x
    x = 264,874,411.66/14,853.66
  6. Step 6: Final answer
    x = 17,832.27

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.