Home / 195,837.60-293,833.20-71,191.20

Finding the Fourth Proportional to 195,837.60, 293,833.20 and 71,191.20

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Solution

The fourth proportional to 195,837.60, 293,833.20 and 71,191.20 is: 106,814.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,837.60 : 293,833.20 = 71,191.20 : x
  2. Step 2: Convert to fraction form
    195,837.60/293,833.20 = 71,191.20/x
  3. Step 3: Cross multiply
    195,837.60x = 293,833.20 × 71,191.20
  4. Step 4: Simplify right side
    195,837.60x = 20,918,338,107.84
  5. Step 5: Solve for x
    x = 20,918,338,107.84/195,837.60
  6. Step 6: Final answer
    x = 106,814.72

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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.