Home / 60,480.46-90,761.97-21,037.18

Finding the Fourth Proportional to 60,480.46, 90,761.97 and 21,037.18

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Solution

The fourth proportional to 60,480.46, 90,761.97 and 21,037.18 is: 31,570.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,480.46 : 90,761.97 = 21,037.18 : x
  2. Step 2: Convert to fraction form
    60,480.46/90,761.97 = 21,037.18/x
  3. Step 3: Cross multiply
    60,480.46x = 90,761.97 × 21,037.18
  4. Step 4: Simplify right side
    60,480.46x = 1,909,375,900.04
  5. Step 5: Solve for x
    x = 1,909,375,900.04/60,480.46
  6. Step 6: Final answer
    x = 31,570.13

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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.