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Finding the Fourth Proportional to 58,836.80, 88,125.60 and 41,211.20

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Solution

The fourth proportional to 58,836.80, 88,125.60 and 41,211.20 is: 61,726.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,836.80 : 88,125.60 = 41,211.20 : x
  2. Step 2: Convert to fraction form
    58,836.80/88,125.60 = 41,211.20/x
  3. Step 3: Cross multiply
    58,836.80x = 88,125.60 × 41,211.20
  4. Step 4: Simplify right side
    58,836.80x = 3,631,761,726.72
  5. Step 5: Solve for x
    x = 3,631,761,726.72/58,836.80
  6. Step 6: Final answer
    x = 61,726.02

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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.