Home / 154,951.10-232,426.65-107,711.90

Finding the Fourth Proportional to 154,951.10, 232,426.65 and 107,711.90

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Solution

The fourth proportional to 154,951.10, 232,426.65 and 107,711.90 is: 161,567.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,951.10 : 232,426.65 = 107,711.90 : x
  2. Step 2: Convert to fraction form
    154,951.10/232,426.65 = 107,711.90/x
  3. Step 3: Cross multiply
    154,951.10x = 232,426.65 × 107,711.90
  4. Step 4: Simplify right side
    154,951.10x = 25,035,116,082.14
  5. Step 5: Solve for x
    x = 25,035,116,082.14/154,951.10
  6. Step 6: Final answer
    x = 161,567.85

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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.