Home / 132,017.22-181,875.78-108,003.96

Finding the Fourth Proportional to 132,017.22, 181,875.78 and 108,003.96

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Solution

The fourth proportional to 132,017.22, 181,875.78 and 108,003.96 is: 148,793.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,017.22 : 181,875.78 = 108,003.96 : x
  2. Step 2: Convert to fraction form
    132,017.22/181,875.78 = 108,003.96/x
  3. Step 3: Cross multiply
    132,017.22x = 181,875.78 × 108,003.96
  4. Step 4: Simplify right side
    132,017.22x = 19,643,304,468.09
  5. Step 5: Solve for x
    x = 19,643,304,468.09/132,017.22
  6. Step 6: Final answer
    x = 148,793.50

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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.