Home / 157,414.95-236,177.10-68,732.10

Finding the Fourth Proportional to 157,414.95, 236,177.10 and 68,732.10

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Solution

The fourth proportional to 157,414.95, 236,177.10 and 68,732.10 is: 103,122.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,414.95 : 236,177.10 = 68,732.10 : x
  2. Step 2: Convert to fraction form
    157,414.95/236,177.10 = 68,732.10/x
  3. Step 3: Cross multiply
    157,414.95x = 236,177.10 × 68,732.10
  4. Step 4: Simplify right side
    157,414.95x = 16,232,948,054.91
  5. Step 5: Solve for x
    x = 16,232,948,054.91/157,414.95
  6. Step 6: Final answer
    x = 103,122.02

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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.