Home / 62,845.97-94,248.92-20,718.20

Finding the Fourth Proportional to 62,845.97, 94,248.92 and 20,718.20

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Solution

The fourth proportional to 62,845.97, 94,248.92 and 20,718.20 is: 31,070.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,845.97 : 94,248.92 = 20,718.20 : x
  2. Step 2: Convert to fraction form
    62,845.97/94,248.92 = 20,718.20/x
  3. Step 3: Cross multiply
    62,845.97x = 94,248.92 × 20,718.20
  4. Step 4: Simplify right side
    62,845.97x = 1,952,667,974.34
  5. Step 5: Solve for x
    x = 1,952,667,974.34/62,845.97
  6. Step 6: Final answer
    x = 31,070.70

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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.