Home / 154,642.29-232,000.34-54,811.20

Finding the Fourth Proportional to 154,642.29, 232,000.34 and 54,811.20

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Solution

The fourth proportional to 154,642.29, 232,000.34 and 54,811.20 is: 82,229.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,642.29 : 232,000.34 = 54,811.20 : x
  2. Step 2: Convert to fraction form
    154,642.29/232,000.34 = 54,811.20/x
  3. Step 3: Cross multiply
    154,642.29x = 232,000.34 × 54,811.20
  4. Step 4: Simplify right side
    154,642.29x = 12,716,216,761.75
  5. Step 5: Solve for x
    x = 12,716,216,761.75/154,642.29
  6. Step 6: Final answer
    x = 82,229.88

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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.