Home / 376,723.20-564,733.44-127,230.72

Finding the Fourth Proportional to 376,723.20, 564,733.44 and 127,230.72

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Solution

The fourth proportional to 376,723.20, 564,733.44 and 127,230.72 is: 190,727.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,723.20 : 564,733.44 = 127,230.72 : x
  2. Step 2: Convert to fraction form
    376,723.20/564,733.44 = 127,230.72/x
  3. Step 3: Cross multiply
    376,723.20x = 564,733.44 × 127,230.72
  4. Step 4: Simplify right side
    376,723.20x = 71,851,442,179.28
  5. Step 5: Solve for x
    x = 71,851,442,179.28/376,723.20
  6. Step 6: Final answer
    x = 190,727.42

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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.