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Finding the Fourth Proportional to 62,290.32, 93,435 and 15,542.88

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Solution

The fourth proportional to 62,290.32, 93,435 and 15,542.88 is: 23,314.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,290.32 : 93,435 = 15,542.88 : x
  2. Step 2: Convert to fraction form
    62,290.32/93,435 = 15,542.88/x
  3. Step 3: Cross multiply
    62,290.32x = 93,435 × 15,542.88
  4. Step 4: Simplify right side
    62,290.32x = 1,452,248,992.80
  5. Step 5: Solve for x
    x = 1,452,248,992.80/62,290.32
  6. Step 6: Final answer
    x = 23,314.20

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