Home / 154,414.10-231,621.15-144,046.10

Finding the Fourth Proportional to 154,414.10, 231,621.15 and 144,046.10

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Solution

The fourth proportional to 154,414.10, 231,621.15 and 144,046.10 is: 216,069.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,414.10 : 231,621.15 = 144,046.10 : x
  2. Step 2: Convert to fraction form
    154,414.10/231,621.15 = 144,046.10/x
  3. Step 3: Cross multiply
    154,414.10x = 231,621.15 × 144,046.10
  4. Step 4: Simplify right side
    154,414.10x = 33,364,123,335.02
  5. Step 5: Solve for x
    x = 33,364,123,335.02/154,414.10
  6. Step 6: Final answer
    x = 216,069.15

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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.