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Finding the Fourth Proportional to 58,839.60, 88,259.40 and 41,124.90

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Solution

The fourth proportional to 58,839.60, 88,259.40 and 41,124.90 is: 61,687.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,839.60 : 88,259.40 = 41,124.90 : x
  2. Step 2: Convert to fraction form
    58,839.60/88,259.40 = 41,124.90/x
  3. Step 3: Cross multiply
    58,839.60x = 88,259.40 × 41,124.90
  4. Step 4: Simplify right side
    58,839.60x = 3,629,658,999.06
  5. Step 5: Solve for x
    x = 3,629,658,999.06/58,839.60
  6. Step 6: Final answer
    x = 61,687.35

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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.