Home / 60,120.20-82,939.38-36,232.76

Finding the Fourth Proportional to 60,120.20, 82,939.38 and 36,232.76

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Solution

The fourth proportional to 60,120.20, 82,939.38 and 36,232.76 is: 49,985.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,120.20 : 82,939.38 = 36,232.76 : x
  2. Step 2: Convert to fraction form
    60,120.20/82,939.38 = 36,232.76/x
  3. Step 3: Cross multiply
    60,120.20x = 82,939.38 × 36,232.76
  4. Step 4: Simplify right side
    60,120.20x = 3,005,122,650.09
  5. Step 5: Solve for x
    x = 3,005,122,650.09/60,120.20
  6. Step 6: Final answer
    x = 49,985.24

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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.