Home / 195,003.90-292,419.45-89,855.10

Finding the Fourth Proportional to 195,003.90, 292,419.45 and 89,855.10

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Solution

The fourth proportional to 195,003.90, 292,419.45 and 89,855.10 is: 134,742.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,003.90 : 292,419.45 = 89,855.10 : x
  2. Step 2: Convert to fraction form
    195,003.90/292,419.45 = 89,855.10/x
  3. Step 3: Cross multiply
    195,003.90x = 292,419.45 × 89,855.10
  4. Step 4: Simplify right side
    195,003.90x = 26,275,378,921.70
  5. Step 5: Solve for x
    x = 26,275,378,921.70/195,003.90
  6. Step 6: Final answer
    x = 134,742.84

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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.