Home / 162,314.28-243,471.42-57,108.65

Finding the Fourth Proportional to 162,314.28, 243,471.42 and 57,108.65

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Solution

The fourth proportional to 162,314.28, 243,471.42 and 57,108.65 is: 85,662.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,314.28 : 243,471.42 = 57,108.65 : x
  2. Step 2: Convert to fraction form
    162,314.28/243,471.42 = 57,108.65/x
  3. Step 3: Cross multiply
    162,314.28x = 243,471.42 × 57,108.65
  4. Step 4: Simplify right side
    162,314.28x = 13,904,322,892.43
  5. Step 5: Solve for x
    x = 13,904,322,892.43/162,314.28
  6. Step 6: Final answer
    x = 85,662.97

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1.5x scale

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.