Home / 195,827.60-293,818.20-71,181.20

Finding the Fourth Proportional to 195,827.60, 293,818.20 and 71,181.20

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Solution

The fourth proportional to 195,827.60, 293,818.20 and 71,181.20 is: 106,799.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,827.60 : 293,818.20 = 71,181.20 : x
  2. Step 2: Convert to fraction form
    195,827.60/293,818.20 = 71,181.20/x
  3. Step 3: Cross multiply
    195,827.60x = 293,818.20 × 71,181.20
  4. Step 4: Simplify right side
    195,827.60x = 20,914,332,057.84
  5. Step 5: Solve for x
    x = 20,914,332,057.84/195,827.60
  6. Step 6: Final answer
    x = 106,799.72

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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.