Home / 43,572.24-60,120.40-25,660.72

Finding the Fourth Proportional to 43,572.24, 60,120.40 and 25,660.72

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Solution

The fourth proportional to 43,572.24, 60,120.40 and 25,660.72 is: 35,406.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,572.24 : 60,120.40 = 25,660.72 : x
  2. Step 2: Convert to fraction form
    43,572.24/60,120.40 = 25,660.72/x
  3. Step 3: Cross multiply
    43,572.24x = 60,120.40 × 25,660.72
  4. Step 4: Simplify right side
    43,572.24x = 1,542,732,750.69
  5. Step 5: Solve for x
    x = 1,542,732,750.69/43,572.24
  6. Step 6: Final answer
    x = 35,406.32

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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.