Home / 53,921.90-80,882.85-30,593.90

Finding the Fourth Proportional to 53,921.90, 80,882.85 and 30,593.90

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Solution

The fourth proportional to 53,921.90, 80,882.85 and 30,593.90 is: 45,890.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,921.90 : 80,882.85 = 30,593.90 : x
  2. Step 2: Convert to fraction form
    53,921.90/80,882.85 = 30,593.90/x
  3. Step 3: Cross multiply
    53,921.90x = 80,882.85 × 30,593.90
  4. Step 4: Simplify right side
    53,921.90x = 2,474,521,824.62
  5. Step 5: Solve for x
    x = 2,474,521,824.62/53,921.90
  6. Step 6: Final answer
    x = 45,890.85

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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.