Home / 83,343.74-125,036.06-27,186.84

Finding the Fourth Proportional to 83,343.74, 125,036.06 and 27,186.84

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Solution

The fourth proportional to 83,343.74, 125,036.06 and 27,186.84 is: 40,786.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,343.74 : 125,036.06 = 27,186.84 : x
  2. Step 2: Convert to fraction form
    83,343.74/125,036.06 = 27,186.84/x
  3. Step 3: Cross multiply
    83,343.74x = 125,036.06 × 27,186.84
  4. Step 4: Simplify right side
    83,343.74x = 3,399,335,221.52
  5. Step 5: Solve for x
    x = 3,399,335,221.52/83,343.74
  6. Step 6: Final answer
    x = 40,786.93

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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.