Home / 234,545.32-323,673.10-127,115.32

Finding the Fourth Proportional to 234,545.32, 323,673.10 and 127,115.32

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Solution

The fourth proportional to 234,545.32, 323,673.10 and 127,115.32 is: 175,419.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,545.32 : 323,673.10 = 127,115.32 : x
  2. Step 2: Convert to fraction form
    234,545.32/323,673.10 = 127,115.32/x
  3. Step 3: Cross multiply
    234,545.32x = 323,673.10 × 127,115.32
  4. Step 4: Simplify right side
    234,545.32x = 41,143,809,046.32
  5. Step 5: Solve for x
    x = 41,143,809,046.32/234,545.32
  6. Step 6: Final answer
    x = 175,419.45

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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.