Home / 54,974.90-75,865.51-29,824.40

Finding the Fourth Proportional to 54,974.90, 75,865.51 and 29,824.40

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Solution

The fourth proportional to 54,974.90, 75,865.51 and 29,824.40 is: 41,157.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,974.90 : 75,865.51 = 29,824.40 : x
  2. Step 2: Convert to fraction form
    54,974.90/75,865.51 = 29,824.40/x
  3. Step 3: Cross multiply
    54,974.90x = 75,865.51 × 29,824.40
  4. Step 4: Simplify right side
    54,974.90x = 2,262,643,543.39
  5. Step 5: Solve for x
    x = 2,262,643,543.39/54,974.90
  6. Step 6: Final answer
    x = 41,157.75

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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.