Home / 195,781.20-293,562.45-83,442.30

Finding the Fourth Proportional to 195,781.20, 293,562.45 and 83,442.30

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Solution

The fourth proportional to 195,781.20, 293,562.45 and 83,442.30 is: 125,116.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,781.20 : 293,562.45 = 83,442.30 : x
  2. Step 2: Convert to fraction form
    195,781.20/293,562.45 = 83,442.30/x
  3. Step 3: Cross multiply
    195,781.20x = 293,562.45 × 83,442.30
  4. Step 4: Simplify right side
    195,781.20x = 24,495,526,021.64
  5. Step 5: Solve for x
    x = 24,495,526,021.64/195,781.20
  6. Step 6: Final answer
    x = 125,116.84

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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.