Home / 71,291.52-98,389.62-41,077.98

Finding the Fourth Proportional to 71,291.52, 98,389.62 and 41,077.98

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Solution

The fourth proportional to 71,291.52, 98,389.62 and 41,077.98 is: 56,691.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,291.52 : 98,389.62 = 41,077.98 : x
  2. Step 2: Convert to fraction form
    71,291.52/98,389.62 = 41,077.98/x
  3. Step 3: Cross multiply
    71,291.52x = 98,389.62 × 41,077.98
  4. Step 4: Simplify right side
    71,291.52x = 4,041,646,842.57
  5. Step 5: Solve for x
    x = 4,041,646,842.57/71,291.52
  6. Step 6: Final answer
    x = 56,691.83

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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.