Home / 42,040.26-58,039.32-27,912.42

Finding the Fourth Proportional to 42,040.26, 58,039.32 and 27,912.42

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Solution

The fourth proportional to 42,040.26, 58,039.32 and 27,912.42 is: 38,534.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,040.26 : 58,039.32 = 27,912.42 : x
  2. Step 2: Convert to fraction form
    42,040.26/58,039.32 = 27,912.42/x
  3. Step 3: Cross multiply
    42,040.26x = 58,039.32 × 27,912.42
  4. Step 4: Simplify right side
    42,040.26x = 1,620,017,876.35
  5. Step 5: Solve for x
    x = 1,620,017,876.35/42,040.26
  6. Step 6: Final answer
    x = 38,534.92

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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.