Home / 181,557.45-250,545.68-100,983.24

Finding the Fourth Proportional to 181,557.45, 250,545.68 and 100,983.24

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Solution

The fourth proportional to 181,557.45, 250,545.68 and 100,983.24 is: 139,354.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,557.45 : 250,545.68 = 100,983.24 : x
  2. Step 2: Convert to fraction form
    181,557.45/250,545.68 = 100,983.24/x
  3. Step 3: Cross multiply
    181,557.45x = 250,545.68 × 100,983.24
  4. Step 4: Simplify right side
    181,557.45x = 25,300,914,534.40
  5. Step 5: Solve for x
    x = 25,300,914,534.40/181,557.45
  6. Step 6: Final answer
    x = 139,354.87

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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.