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Finding the Fourth Proportional to 53,937.59, 80,906.31 and 14,494.68

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Solution

The fourth proportional to 53,937.59, 80,906.31 and 14,494.68 is: 21,742.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,937.59 : 80,906.31 = 14,494.68 : x
  2. Step 2: Convert to fraction form
    53,937.59/80,906.31 = 14,494.68/x
  3. Step 3: Cross multiply
    53,937.59x = 80,906.31 × 14,494.68
  4. Step 4: Simplify right side
    53,937.59x = 1,172,711,073.43
  5. Step 5: Solve for x
    x = 1,172,711,073.43/53,937.59
  6. Step 6: Final answer
    x = 21,742.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.