Home / 84,420.52-126,593.85-40,059.93

Finding the Fourth Proportional to 84,420.52, 126,593.85 and 40,059.93

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Solution

The fourth proportional to 84,420.52, 126,593.85 and 40,059.93 is: 60,072.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,420.52 : 126,593.85 = 40,059.93 : x
  2. Step 2: Convert to fraction form
    84,420.52/126,593.85 = 40,059.93/x
  3. Step 3: Cross multiply
    84,420.52x = 126,593.85 × 40,059.93
  4. Step 4: Simplify right side
    84,420.52x = 5,071,340,769.43
  5. Step 5: Solve for x
    x = 5,071,340,769.43/84,420.52
  6. Step 6: Final answer
    x = 60,072.37

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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.