Home / 108,522.14-149,763.21-60,785.20

Finding the Fourth Proportional to 108,522.14, 149,763.21 and 60,785.20

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Solution

The fourth proportional to 108,522.14, 149,763.21 and 60,785.20 is: 83,885.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,522.14 : 149,763.21 = 60,785.20 : x
  2. Step 2: Convert to fraction form
    108,522.14/149,763.21 = 60,785.20/x
  3. Step 3: Cross multiply
    108,522.14x = 149,763.21 × 60,785.20
  4. Step 4: Simplify right side
    108,522.14x = 9,103,385,923.68
  5. Step 5: Solve for x
    x = 9,103,385,923.68/108,522.14
  6. Step 6: Final answer
    x = 83,885.06

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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.