Home / 54,712.26-75,502.80-29,561.76

Finding the Fourth Proportional to 54,712.26, 75,502.80 and 29,561.76

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Solution

The fourth proportional to 54,712.26, 75,502.80 and 29,561.76 is: 40,795.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,712.26 : 75,502.80 = 29,561.76 : x
  2. Step 2: Convert to fraction form
    54,712.26/75,502.80 = 29,561.76/x
  3. Step 3: Cross multiply
    54,712.26x = 75,502.80 × 29,561.76
  4. Step 4: Simplify right side
    54,712.26x = 2,231,995,652.93
  5. Step 5: Solve for x
    x = 2,231,995,652.93/54,712.26
  6. Step 6: Final answer
    x = 40,795.16

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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.