Home / 132,272.19-198,430.97-43,550.87

Finding the Fourth Proportional to 132,272.19, 198,430.97 and 43,550.87

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Solution

The fourth proportional to 132,272.19, 198,430.97 and 43,550.87 is: 65,333.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,272.19 : 198,430.97 = 43,550.87 : x
  2. Step 2: Convert to fraction form
    132,272.19/198,430.97 = 43,550.87/x
  3. Step 3: Cross multiply
    132,272.19x = 198,430.97 × 43,550.87
  4. Step 4: Simplify right side
    132,272.19x = 8,641,840,168.53
  5. Step 5: Solve for x
    x = 8,641,840,168.53/132,272.19
  6. Step 6: Final answer
    x = 65,333.76

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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.