Home / 48,199.12-72,172.92-38,787.73

Finding the Fourth Proportional to 48,199.12, 72,172.92 and 38,787.73

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Solution

The fourth proportional to 48,199.12, 72,172.92 and 38,787.73 is: 58,080.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,199.12 : 72,172.92 = 38,787.73 : x
  2. Step 2: Convert to fraction form
    48,199.12/72,172.92 = 38,787.73/x
  3. Step 3: Cross multiply
    48,199.12x = 72,172.92 × 38,787.73
  4. Step 4: Simplify right side
    48,199.12x = 2,799,423,699.29
  5. Step 5: Solve for x
    x = 2,799,423,699.29/48,199.12
  6. Step 6: Final answer
    x = 58,080.39

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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.