Home / 157,589.25-217,473.17-101,000.63

Finding the Fourth Proportional to 157,589.25, 217,473.17 and 101,000.63

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Solution

The fourth proportional to 157,589.25, 217,473.17 and 101,000.63 is: 139,380.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,589.25 : 217,473.17 = 101,000.63 : x
  2. Step 2: Convert to fraction form
    157,589.25/217,473.17 = 101,000.63/x
  3. Step 3: Cross multiply
    157,589.25x = 217,473.17 × 101,000.63
  4. Step 4: Simplify right side
    157,589.25x = 21,964,925,585.73
  5. Step 5: Solve for x
    x = 21,964,925,585.73/157,589.25
  6. Step 6: Final answer
    x = 139,380.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.