Home / 100,432.96-150,650.30-25,553.17

Finding the Fourth Proportional to 100,432.96, 150,650.30 and 25,553.17

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Solution

The fourth proportional to 100,432.96, 150,650.30 and 25,553.17 is: 38,329.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,432.96 : 150,650.30 = 25,553.17 : x
  2. Step 2: Convert to fraction form
    100,432.96/150,650.30 = 25,553.17/x
  3. Step 3: Cross multiply
    100,432.96x = 150,650.30 × 25,553.17
  4. Step 4: Simplify right side
    100,432.96x = 3,849,592,726.45
  5. Step 5: Solve for x
    x = 3,849,592,726.45/100,432.96
  6. Step 6: Final answer
    x = 38,329.97

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1.5x scale

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.