Home / 54,475.55-81,718.03-15,032.66

Finding the Fourth Proportional to 54,475.55, 81,718.03 and 15,032.66

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Solution

The fourth proportional to 54,475.55, 81,718.03 and 15,032.66 is: 22,550.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,475.55 : 81,718.03 = 15,032.66 : x
  2. Step 2: Convert to fraction form
    54,475.55/81,718.03 = 15,032.66/x
  3. Step 3: Cross multiply
    54,475.55x = 81,718.03 × 15,032.66
  4. Step 4: Simplify right side
    54,475.55x = 1,228,439,360.86
  5. Step 5: Solve for x
    x = 1,228,439,360.86/54,475.55
  6. Step 6: Final answer
    x = 22,550.29

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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.