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Finding the Fourth Proportional to 48,881.38, 73,320.50 and 15,603.46

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Solution

The fourth proportional to 48,881.38, 73,320.50 and 15,603.46 is: 23,404.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,881.38 : 73,320.50 = 15,603.46 : x
  2. Step 2: Convert to fraction form
    48,881.38/73,320.50 = 15,603.46/x
  3. Step 3: Cross multiply
    48,881.38x = 73,320.50 × 15,603.46
  4. Step 4: Simplify right side
    48,881.38x = 1,144,053,488.93
  5. Step 5: Solve for x
    x = 1,144,053,488.93/48,881.38
  6. Step 6: Final answer
    x = 23,404.69

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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.