Home / 132,291.18-198,464.10-43,550.02

Finding the Fourth Proportional to 132,291.18, 198,464.10 and 43,550.02

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Solution

The fourth proportional to 132,291.18, 198,464.10 and 43,550.02 is: 65,334.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,291.18 : 198,464.10 = 43,550.02 : x
  2. Step 2: Convert to fraction form
    132,291.18/198,464.10 = 43,550.02/x
  3. Step 3: Cross multiply
    132,291.18x = 198,464.10 × 43,550.02
  4. Step 4: Simplify right side
    132,291.18x = 8,643,115,524.28
  5. Step 5: Solve for x
    x = 8,643,115,524.28/132,291.18
  6. Step 6: Final answer
    x = 65,334.03

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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.