Home / 108,451.32-149,662.65-60,713.85

Finding the Fourth Proportional to 108,451.32, 149,662.65 and 60,713.85

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Solution

The fourth proportional to 108,451.32, 149,662.65 and 60,713.85 is: 83,785.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,451.32 : 149,662.65 = 60,713.85 : x
  2. Step 2: Convert to fraction form
    108,451.32/149,662.65 = 60,713.85/x
  3. Step 3: Cross multiply
    108,451.32x = 149,662.65 × 60,713.85
  4. Step 4: Simplify right side
    108,451.32x = 9,086,595,682.70
  5. Step 5: Solve for x
    x = 9,086,595,682.70/108,451.32
  6. Step 6: Final answer
    x = 83,785.02

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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.