Home / 55,067.70-82,600.14-15,624.84

Finding the Fourth Proportional to 55,067.70, 82,600.14 and 15,624.84

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Solution

The fourth proportional to 55,067.70, 82,600.14 and 15,624.84 is: 23,436.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,067.70 : 82,600.14 = 15,624.84 : x
  2. Step 2: Convert to fraction form
    55,067.70/82,600.14 = 15,624.84/x
  3. Step 3: Cross multiply
    55,067.70x = 82,600.14 × 15,624.84
  4. Step 4: Simplify right side
    55,067.70x = 1,290,613,971.48
  5. Step 5: Solve for x
    x = 1,290,613,971.48/55,067.70
  6. Step 6: Final answer
    x = 23,436.86

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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.