Home / 34,250.92-47,262.66-20,108.20

Finding the Fourth Proportional to 34,250.92, 47,262.66 and 20,108.20

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Solution

The fourth proportional to 34,250.92, 47,262.66 and 20,108.20 is: 27,747.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,250.92 : 47,262.66 = 20,108.20 : x
  2. Step 2: Convert to fraction form
    34,250.92/47,262.66 = 20,108.20/x
  3. Step 3: Cross multiply
    34,250.92x = 47,262.66 × 20,108.20
  4. Step 4: Simplify right side
    34,250.92x = 950,367,019.81
  5. Step 5: Solve for x
    x = 950,367,019.81/34,250.92
  6. Step 6: Final answer
    x = 27,747.20

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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.