Home / 55,553.12-83,331.24-24,381.20

Finding the Fourth Proportional to 55,553.12, 83,331.24 and 24,381.20

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Solution

The fourth proportional to 55,553.12, 83,331.24 and 24,381.20 is: 36,572.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,553.12 : 83,331.24 = 24,381.20 : x
  2. Step 2: Convert to fraction form
    55,553.12/83,331.24 = 24,381.20/x
  3. Step 3: Cross multiply
    55,553.12x = 83,331.24 × 24,381.20
  4. Step 4: Simplify right side
    55,553.12x = 2,031,715,628.69
  5. Step 5: Solve for x
    x = 2,031,715,628.69/55,553.12
  6. Step 6: Final answer
    x = 36,572.48

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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.