Home / 234,411.16-323,488.94-126,981.18

Finding the Fourth Proportional to 234,411.16, 323,488.94 and 126,981.18

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Solution

The fourth proportional to 234,411.16, 323,488.94 and 126,981.18 is: 175,234.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,411.16 : 323,488.94 = 126,981.18 : x
  2. Step 2: Convert to fraction form
    234,411.16/323,488.94 = 126,981.18/x
  3. Step 3: Cross multiply
    234,411.16x = 323,488.94 × 126,981.18
  4. Step 4: Simplify right side
    234,411.16x = 41,077,007,318.15
  5. Step 5: Solve for x
    x = 41,077,007,318.15/234,411.16
  6. Step 6: Final answer
    x = 175,234.86

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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.