Home / 80,901.99-111,648.58-45,092.26

Finding the Fourth Proportional to 80,901.99, 111,648.58 and 45,092.26

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Solution

The fourth proportional to 80,901.99, 111,648.58 and 45,092.26 is: 62,229.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,901.99 : 111,648.58 = 45,092.26 : x
  2. Step 2: Convert to fraction form
    80,901.99/111,648.58 = 45,092.26/x
  3. Step 3: Cross multiply
    80,901.99x = 111,648.58 × 45,092.26
  4. Step 4: Simplify right side
    80,901.99x = 5,034,486,824.82
  5. Step 5: Solve for x
    x = 5,034,486,824.82/80,901.99
  6. Step 6: Final answer
    x = 62,229.46

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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.