Home / 131,787.34-197,651.36-60,641.73

Finding the Fourth Proportional to 131,787.34, 197,651.36 and 60,641.73

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Solution

The fourth proportional to 131,787.34, 197,651.36 and 60,641.73 is: 90,948.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,787.34 : 197,651.36 = 60,641.73 : x
  2. Step 2: Convert to fraction form
    131,787.34/197,651.36 = 60,641.73/x
  3. Step 3: Cross multiply
    131,787.34x = 197,651.36 × 60,641.73
  4. Step 4: Simplify right side
    131,787.34x = 11,985,920,558.86
  5. Step 5: Solve for x
    x = 11,985,920,558.86/131,787.34
  6. Step 6: Final answer
    x = 90,948.95

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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.