Home / 60,605.20-90,875.40-25,505.20

Finding the Fourth Proportional to 60,605.20, 90,875.40 and 25,505.20

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Solution

The fourth proportional to 60,605.20, 90,875.40 and 25,505.20 is: 38,244.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,605.20 : 90,875.40 = 25,505.20 : x
  2. Step 2: Convert to fraction form
    60,605.20/90,875.40 = 25,505.20/x
  3. Step 3: Cross multiply
    60,605.20x = 90,875.40 × 25,505.20
  4. Step 4: Simplify right side
    60,605.20x = 2,317,795,252.08
  5. Step 5: Solve for x
    x = 2,317,795,252.08/60,605.20
  6. Step 6: Final answer
    x = 38,244.16

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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.