Home / 234,711.18-323,898.59-127,279.92

Finding the Fourth Proportional to 234,711.18, 323,898.59 and 127,279.92

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Solution

The fourth proportional to 234,711.18, 323,898.59 and 127,279.92 is: 175,644.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,711.18 : 323,898.59 = 127,279.92 : x
  2. Step 2: Convert to fraction form
    234,711.18/323,898.59 = 127,279.92/x
  3. Step 3: Cross multiply
    234,711.18x = 323,898.59 × 127,279.92
  4. Step 4: Simplify right side
    234,711.18x = 41,225,785,986.91
  5. Step 5: Solve for x
    x = 41,225,785,986.91/234,711.18
  6. Step 6: Final answer
    x = 175,644.75

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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.