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Finding the Fourth Proportional to 14,101.62, 19,454.76 and 9,065.13

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Solution

The fourth proportional to 14,101.62, 19,454.76 and 9,065.13 is: 12,506.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,101.62 : 19,454.76 = 9,065.13 : x
  2. Step 2: Convert to fraction form
    14,101.62/19,454.76 = 9,065.13/x
  3. Step 3: Cross multiply
    14,101.62x = 19,454.76 × 9,065.13
  4. Step 4: Simplify right side
    14,101.62x = 176,359,928.52
  5. Step 5: Solve for x
    x = 176,359,928.52/14,101.62
  6. Step 6: Final answer
    x = 12,506.36

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.