Home / 40,233.45-60,331.95-15,265.20

Finding the Fourth Proportional to 40,233.45, 60,331.95 and 15,265.20

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Solution

The fourth proportional to 40,233.45, 60,331.95 and 15,265.20 is: 22,890.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,233.45 : 60,331.95 = 15,265.20 : x
  2. Step 2: Convert to fraction form
    40,233.45/60,331.95 = 15,265.20/x
  3. Step 3: Cross multiply
    40,233.45x = 60,331.95 × 15,265.20
  4. Step 4: Simplify right side
    40,233.45x = 920,979,283.14
  5. Step 5: Solve for x
    x = 920,979,283.14/40,233.45
  6. Step 6: Final answer
    x = 22,890.89

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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.