Home / 234,332.67-323,377.38-126,900.21

Finding the Fourth Proportional to 234,332.67, 323,377.38 and 126,900.21

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Solution

The fourth proportional to 234,332.67, 323,377.38 and 126,900.21 is: 175,121.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,332.67 : 323,377.38 = 126,900.21 : x
  2. Step 2: Convert to fraction form
    234,332.67/323,377.38 = 126,900.21/x
  3. Step 3: Cross multiply
    234,332.67x = 323,377.38 × 126,900.21
  4. Step 4: Simplify right side
    234,332.67x = 41,036,657,431.25
  5. Step 5: Solve for x
    x = 41,036,657,431.25/234,332.67
  6. Step 6: Final answer
    x = 175,121.37

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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.