Home / 30,524.87-45,787.91-20,061.59

Finding the Fourth Proportional to 30,524.87, 45,787.91 and 20,061.59

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Solution

The fourth proportional to 30,524.87, 45,787.91 and 20,061.59 is: 30,092.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,524.87 : 45,787.91 = 20,061.59 : x
  2. Step 2: Convert to fraction form
    30,524.87/45,787.91 = 20,061.59/x
  3. Step 3: Cross multiply
    30,524.87x = 45,787.91 × 20,061.59
  4. Step 4: Simplify right side
    30,524.87x = 918,577,948.13
  5. Step 5: Solve for x
    x = 918,577,948.13/30,524.87
  6. Step 6: Final answer
    x = 30,092.78

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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.