Home / 55,015.24-75,921.42-29,864.74

Finding the Fourth Proportional to 55,015.24, 75,921.42 and 29,864.74

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Solution

The fourth proportional to 55,015.24, 75,921.42 and 29,864.74 is: 41,213.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,015.24 : 75,921.42 = 29,864.74 : x
  2. Step 2: Convert to fraction form
    55,015.24/75,921.42 = 29,864.74/x
  3. Step 3: Cross multiply
    55,015.24x = 75,921.42 × 29,864.74
  4. Step 4: Simplify right side
    55,015.24x = 2,267,373,468.73
  5. Step 5: Solve for x
    x = 2,267,373,468.73/55,015.24
  6. Step 6: Final answer
    x = 41,213.55

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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.