Home / 147,207.20-220,839.60-62,967.20

Finding the Fourth Proportional to 147,207.20, 220,839.60 and 62,967.20

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Solution

The fourth proportional to 147,207.20, 220,839.60 and 62,967.20 is: 94,463.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,207.20 : 220,839.60 = 62,967.20 : x
  2. Step 2: Convert to fraction form
    147,207.20/220,839.60 = 62,967.20/x
  3. Step 3: Cross multiply
    147,207.20x = 220,839.60 × 62,967.20
  4. Step 4: Simplify right side
    147,207.20x = 13,905,651,261.12
  5. Step 5: Solve for x
    x = 13,905,651,261.12/147,207.20
  6. Step 6: Final answer
    x = 94,463.12

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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.