Home / 83,394.87-125,092.56-20,214.75

Finding the Fourth Proportional to 83,394.87, 125,092.56 and 20,214.75

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Solution

The fourth proportional to 83,394.87, 125,092.56 and 20,214.75 is: 30,322.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,394.87 : 125,092.56 = 20,214.75 : x
  2. Step 2: Convert to fraction form
    83,394.87/125,092.56 = 20,214.75/x
  3. Step 3: Cross multiply
    83,394.87x = 125,092.56 × 20,214.75
  4. Step 4: Simplify right side
    83,394.87x = 2,528,714,668.52
  5. Step 5: Solve for x
    x = 2,528,714,668.52/83,394.87
  6. Step 6: Final answer
    x = 30,322.18

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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.