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Finding the Fourth Proportional to 62,012.52, 85,538.97 and 54,073.71

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Solution

The fourth proportional to 62,012.52, 85,538.97 and 54,073.71 is: 74,588.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,012.52 : 85,538.97 = 54,073.71 : x
  2. Step 2: Convert to fraction form
    62,012.52/85,538.97 = 54,073.71/x
  3. Step 3: Cross multiply
    62,012.52x = 85,538.97 × 54,073.71
  4. Step 4: Simplify right side
    62,012.52x = 4,625,409,457.48
  5. Step 5: Solve for x
    x = 4,625,409,457.48/62,012.52
  6. Step 6: Final answer
    x = 74,588.32

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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.