Home / 42,040.38-57,982.90-26,934.44

Finding the Fourth Proportional to 42,040.38, 57,982.90 and 26,934.44

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Solution

The fourth proportional to 42,040.38, 57,982.90 and 26,934.44 is: 37,148.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,040.38 : 57,982.90 = 26,934.44 : x
  2. Step 2: Convert to fraction form
    42,040.38/57,982.90 = 26,934.44/x
  3. Step 3: Cross multiply
    42,040.38x = 57,982.90 × 26,934.44
  4. Step 4: Simplify right side
    42,040.38x = 1,561,736,806.40
  5. Step 5: Solve for x
    x = 1,561,736,806.40/42,040.38
  6. Step 6: Final answer
    x = 37,148.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.