Home / 234,194.79-323,176.61-137,385.18

Finding the Fourth Proportional to 234,194.79, 323,176.61 and 137,385.18

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Solution

The fourth proportional to 234,194.79, 323,176.61 and 137,385.18 is: 189,584.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,194.79 : 323,176.61 = 137,385.18 : x
  2. Step 2: Convert to fraction form
    234,194.79/323,176.61 = 137,385.18/x
  3. Step 3: Cross multiply
    234,194.79x = 323,176.61 × 137,385.18
  4. Step 4: Simplify right side
    234,194.79x = 44,399,676,049.71
  5. Step 5: Solve for x
    x = 44,399,676,049.71/234,194.79
  6. Step 6: Final answer
    x = 189,584.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.