Home / 42,236.16-63,228-25,545.69

Finding the Fourth Proportional to 42,236.16, 63,228 and 25,545.69

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Solution

The fourth proportional to 42,236.16, 63,228 and 25,545.69 is: 38,242.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,236.16 : 63,228 = 25,545.69 : x
  2. Step 2: Convert to fraction form
    42,236.16/63,228 = 25,545.69/x
  3. Step 3: Cross multiply
    42,236.16x = 63,228 × 25,545.69
  4. Step 4: Simplify right side
    42,236.16x = 1,615,202,887.32
  5. Step 5: Solve for x
    x = 1,615,202,887.32/42,236.16
  6. Step 6: Final answer
    x = 38,242.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.