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Finding the Fourth Proportional to 144,279.53, 216,419.24 and 39,098.50

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Solution

The fourth proportional to 144,279.53, 216,419.24 and 39,098.50 is: 58,647.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,279.53 : 216,419.24 = 39,098.50 : x
  2. Step 2: Convert to fraction form
    144,279.53/216,419.24 = 39,098.50/x
  3. Step 3: Cross multiply
    144,279.53x = 216,419.24 × 39,098.50
  4. Step 4: Simplify right side
    144,279.53x = 8,461,667,211.84
  5. Step 5: Solve for x
    x = 8,461,667,211.84/144,279.53
  6. Step 6: Final answer
    x = 58,647.73

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.