Home / 344,088.78-516,132.98-107,451.74

Finding the Fourth Proportional to 344,088.78, 516,132.98 and 107,451.74

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Solution

The fourth proportional to 344,088.78, 516,132.98 and 107,451.74 is: 161,177.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,088.78 : 516,132.98 = 107,451.74 : x
  2. Step 2: Convert to fraction form
    344,088.78/516,132.98 = 107,451.74/x
  3. Step 3: Cross multiply
    344,088.78x = 516,132.98 × 107,451.74
  4. Step 4: Simplify right side
    344,088.78x = 55,459,386,772.39
  5. Step 5: Solve for x
    x = 55,459,386,772.39/344,088.78
  6. Step 6: Final answer
    x = 161,177.55

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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.