Home / 234,178.43-351,268.56-56,685.15

Finding the Fourth Proportional to 234,178.43, 351,268.56 and 56,685.15

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Solution

The fourth proportional to 234,178.43, 351,268.56 and 56,685.15 is: 85,027.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,178.43 : 351,268.56 = 56,685.15 : x
  2. Step 2: Convert to fraction form
    234,178.43/351,268.56 = 56,685.15/x
  3. Step 3: Cross multiply
    234,178.43x = 351,268.56 × 56,685.15
  4. Step 4: Simplify right side
    234,178.43x = 19,911,711,013.88
  5. Step 5: Solve for x
    x = 19,911,711,013.88/234,178.43
  6. Step 6: Final answer
    x = 85,027.95

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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.