Home / 42,254.92-58,286.28-27,142.48

Finding the Fourth Proportional to 42,254.92, 58,286.28 and 27,142.48

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Solution

The fourth proportional to 42,254.92, 58,286.28 and 27,142.48 is: 37,440.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,254.92 : 58,286.28 = 27,142.48 : x
  2. Step 2: Convert to fraction form
    42,254.92/58,286.28 = 27,142.48/x
  3. Step 3: Cross multiply
    42,254.92x = 58,286.28 × 27,142.48
  4. Step 4: Simplify right side
    42,254.92x = 1,582,034,189.17
  5. Step 5: Solve for x
    x = 1,582,034,189.17/42,254.92
  6. Step 6: Final answer
    x = 37,440.24

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Half scale
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Double scale
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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.