Home / 71,538.60-98,737.68-41,328.84

Finding the Fourth Proportional to 71,538.60, 98,737.68 and 41,328.84

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Solution

The fourth proportional to 71,538.60, 98,737.68 and 41,328.84 is: 57,042.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,538.60 : 98,737.68 = 41,328.84 : x
  2. Step 2: Convert to fraction form
    71,538.60/98,737.68 = 41,328.84/x
  3. Step 3: Cross multiply
    71,538.60x = 98,737.68 × 41,328.84
  4. Step 4: Simplify right side
    71,538.60x = 4,080,713,778.69
  5. Step 5: Solve for x
    x = 4,080,713,778.69/71,538.60
  6. Step 6: Final answer
    x = 57,042.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.