Home / 83,685.40-125,536.38-27,502.74

Finding the Fourth Proportional to 83,685.40, 125,536.38 and 27,502.74

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Solution

The fourth proportional to 83,685.40, 125,536.38 and 27,502.74 is: 41,256.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,685.40 : 125,536.38 = 27,502.74 : x
  2. Step 2: Convert to fraction form
    83,685.40/125,536.38 = 27,502.74/x
  3. Step 3: Cross multiply
    83,685.40x = 125,536.38 × 27,502.74
  4. Step 4: Simplify right side
    83,685.40x = 3,452,594,471.25
  5. Step 5: Solve for x
    x = 3,452,594,471.25/83,685.40
  6. Step 6: Final answer
    x = 41,256.83

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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.