Home / 159,545.19-239,388.45-83,625.69

Finding the Fourth Proportional to 159,545.19, 239,388.45 and 83,625.69

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Solution

The fourth proportional to 159,545.19, 239,388.45 and 83,625.69 is: 125,475.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,545.19 : 239,388.45 = 83,625.69 : x
  2. Step 2: Convert to fraction form
    159,545.19/239,388.45 = 83,625.69/x
  3. Step 3: Cross multiply
    159,545.19x = 239,388.45 × 83,625.69
  4. Step 4: Simplify right side
    159,545.19x = 20,019,024,309.28
  5. Step 5: Solve for x
    x = 20,019,024,309.28/159,545.19
  6. Step 6: Final answer
    x = 125,475.57

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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.