Home / 42,319.28-58,374.05-27,231.54

Finding the Fourth Proportional to 42,319.28, 58,374.05 and 27,231.54

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Solution

The fourth proportional to 42,319.28, 58,374.05 and 27,231.54 is: 37,562.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,319.28 : 58,374.05 = 27,231.54 : x
  2. Step 2: Convert to fraction form
    42,319.28/58,374.05 = 27,231.54/x
  3. Step 3: Cross multiply
    42,319.28x = 58,374.05 × 27,231.54
  4. Step 4: Simplify right side
    42,319.28x = 1,589,615,141.38
  5. Step 5: Solve for x
    x = 1,589,615,141.38/42,319.28
  6. Step 6: Final answer
    x = 37,562.44

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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.