Home / 73,508.18-110,123.15-43,432.47

Finding the Fourth Proportional to 73,508.18, 110,123.15 and 43,432.47

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Solution

The fourth proportional to 73,508.18, 110,123.15 and 43,432.47 is: 65,066.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,508.18 : 110,123.15 = 43,432.47 : x
  2. Step 2: Convert to fraction form
    73,508.18/110,123.15 = 43,432.47/x
  3. Step 3: Cross multiply
    73,508.18x = 110,123.15 × 43,432.47
  4. Step 4: Simplify right side
    73,508.18x = 4,782,920,191.52
  5. Step 5: Solve for x
    x = 4,782,920,191.52/73,508.18
  6. Step 6: Final answer
    x = 65,066.51

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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.