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Finding the Fourth Proportional to 95,374.88, 142,974.80 and 48,573.12

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Solution

The fourth proportional to 95,374.88, 142,974.80 and 48,573.12 is: 72,815.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,374.88 : 142,974.80 = 48,573.12 : x
  2. Step 2: Convert to fraction form
    95,374.88/142,974.80 = 48,573.12/x
  3. Step 3: Cross multiply
    95,374.88x = 142,974.80 × 48,573.12
  4. Step 4: Simplify right side
    95,374.88x = 6,944,732,117.38
  5. Step 5: Solve for x
    x = 6,944,732,117.38/95,374.88
  6. Step 6: Final answer
    x = 72,815.11

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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.