Home / 234,336.67-323,382.88-126,904.21

Finding the Fourth Proportional to 234,336.67, 323,382.88 and 126,904.21

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Solution

The fourth proportional to 234,336.67, 323,382.88 and 126,904.21 is: 175,126.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,336.67 : 323,382.88 = 126,904.21 : x
  2. Step 2: Convert to fraction form
    234,336.67/323,382.88 = 126,904.21/x
  3. Step 3: Cross multiply
    234,336.67x = 323,382.88 × 126,904.21
  4. Step 4: Simplify right side
    234,336.67x = 41,038,648,913.92
  5. Step 5: Solve for x
    x = 41,038,648,913.92/234,336.67
  6. Step 6: Final answer
    x = 175,126.88

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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.