Home / 73,787.61-110,642.98-26,384.43

Finding the Fourth Proportional to 73,787.61, 110,642.98 and 26,384.43

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Solution

The fourth proportional to 73,787.61, 110,642.98 and 26,384.43 is: 39,562.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,787.61 : 110,642.98 = 26,384.43 : x
  2. Step 2: Convert to fraction form
    73,787.61/110,642.98 = 26,384.43/x
  3. Step 3: Cross multiply
    73,787.61x = 110,642.98 × 26,384.43
  4. Step 4: Simplify right side
    73,787.61x = 2,919,251,960.80
  5. Step 5: Solve for x
    x = 2,919,251,960.80/73,787.61
  6. Step 6: Final answer
    x = 39,562.90

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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.