Home / 58,057.38-87,073.68-18,603.90

Finding the Fourth Proportional to 58,057.38, 87,073.68 and 18,603.90

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Solution

The fourth proportional to 58,057.38, 87,073.68 and 18,603.90 is: 27,901.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,057.38 : 87,073.68 = 18,603.90 : x
  2. Step 2: Convert to fraction form
    58,057.38/87,073.68 = 18,603.90/x
  3. Step 3: Cross multiply
    58,057.38x = 87,073.68 × 18,603.90
  4. Step 4: Simplify right side
    58,057.38x = 1,619,910,035.35
  5. Step 5: Solve for x
    x = 1,619,910,035.35/58,057.38
  6. Step 6: Final answer
    x = 27,901.88

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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.