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Finding the Fourth Proportional to 14,353.88, 19,810.21 and 8,066.25

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Solution

The fourth proportional to 14,353.88, 19,810.21 and 8,066.25 is: 11,132.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,353.88 : 19,810.21 = 8,066.25 : x
  2. Step 2: Convert to fraction form
    14,353.88/19,810.21 = 8,066.25/x
  3. Step 3: Cross multiply
    14,353.88x = 19,810.21 × 8,066.25
  4. Step 4: Simplify right side
    14,353.88x = 159,794,106.41
  5. Step 5: Solve for x
    x = 159,794,106.41/14,353.88
  6. Step 6: Final answer
    x = 11,132.47

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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.