Home / 54,822.76-75,655.28-29,672.28

Finding the Fourth Proportional to 54,822.76, 75,655.28 and 29,672.28

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Solution

The fourth proportional to 54,822.76, 75,655.28 and 29,672.28 is: 40,947.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,822.76 : 75,655.28 = 29,672.28 : x
  2. Step 2: Convert to fraction form
    54,822.76/75,655.28 = 29,672.28/x
  3. Step 3: Cross multiply
    54,822.76x = 75,655.28 × 29,672.28
  4. Step 4: Simplify right side
    54,822.76x = 2,244,864,651.64
  5. Step 5: Solve for x
    x = 2,244,864,651.64/54,822.76
  6. Step 6: Final answer
    x = 40,947.68

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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.