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Finding the Fourth Proportional to 58,806.60, 88,220.79 and 27,641.85

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Solution

The fourth proportional to 58,806.60, 88,220.79 and 27,641.85 is: 41,467.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,806.60 : 88,220.79 = 27,641.85 : x
  2. Step 2: Convert to fraction form
    58,806.60/88,220.79 = 27,641.85/x
  3. Step 3: Cross multiply
    58,806.60x = 88,220.79 × 27,641.85
  4. Step 4: Simplify right side
    58,806.60x = 2,438,585,844.06
  5. Step 5: Solve for x
    x = 2,438,585,844.06/58,806.60
  6. Step 6: Final answer
    x = 41,467.89

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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.