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Finding the Fourth Proportional to 60,680.99, 91,062.77 and 37,235.87

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Solution

The fourth proportional to 60,680.99, 91,062.77 and 37,235.87 is: 55,879.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,680.99 : 91,062.77 = 37,235.87 : x
  2. Step 2: Convert to fraction form
    60,680.99/91,062.77 = 37,235.87/x
  3. Step 3: Cross multiply
    60,680.99x = 91,062.77 × 37,235.87
  4. Step 4: Simplify right side
    60,680.99x = 3,390,801,279.38
  5. Step 5: Solve for x
    x = 3,390,801,279.38/60,680.99
  6. Step 6: Final answer
    x = 55,879.14

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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.