Home / 132,025.40-198,067.26-65,501.72

Finding the Fourth Proportional to 132,025.40, 198,067.26 and 65,501.72

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Solution

The fourth proportional to 132,025.40, 198,067.26 and 65,501.72 is: 98,267.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,025.40 : 198,067.26 = 65,501.72 : x
  2. Step 2: Convert to fraction form
    132,025.40/198,067.26 = 65,501.72/x
  3. Step 3: Cross multiply
    132,025.40x = 198,067.26 × 65,501.72
  4. Step 4: Simplify right side
    132,025.40x = 12,973,746,205.69
  5. Step 5: Solve for x
    x = 12,973,746,205.69/132,025.40
  6. Step 6: Final answer
    x = 98,267.05

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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.