Home / 58,201.28-87,257.64-30,103.42

Finding the Fourth Proportional to 58,201.28, 87,257.64 and 30,103.42

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Solution

The fourth proportional to 58,201.28, 87,257.64 and 30,103.42 is: 45,132.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,201.28 : 87,257.64 = 30,103.42 : x
  2. Step 2: Convert to fraction form
    58,201.28/87,257.64 = 30,103.42/x
  3. Step 3: Cross multiply
    58,201.28x = 87,257.64 × 30,103.42
  4. Step 4: Simplify right side
    58,201.28x = 2,626,753,385.13
  5. Step 5: Solve for x
    x = 2,626,753,385.13/58,201.28
  6. Step 6: Final answer
    x = 45,132.23

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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.