Home / 254,479.08-381,689.46-67,505.16

Finding the Fourth Proportional to 254,479.08, 381,689.46 and 67,505.16

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Solution

The fourth proportional to 254,479.08, 381,689.46 and 67,505.16 is: 101,250.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,479.08 : 381,689.46 = 67,505.16 : x
  2. Step 2: Convert to fraction form
    254,479.08/381,689.46 = 67,505.16/x
  3. Step 3: Cross multiply
    254,479.08x = 381,689.46 × 67,505.16
  4. Step 4: Simplify right side
    254,479.08x = 25,766,008,067.61
  5. Step 5: Solve for x
    x = 25,766,008,067.61/254,479.08
  6. Step 6: Final answer
    x = 101,250.00

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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.