Home / 54,971.25-75,860.73-29,820.75

Finding the Fourth Proportional to 54,971.25, 75,860.73 and 29,820.75

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Solution

The fourth proportional to 54,971.25, 75,860.73 and 29,820.75 is: 41,152.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,971.25 : 75,860.73 = 29,820.75 : x
  2. Step 2: Convert to fraction form
    54,971.25/75,860.73 = 29,820.75/x
  3. Step 3: Cross multiply
    54,971.25x = 75,860.73 × 29,820.75
  4. Step 4: Simplify right side
    54,971.25x = 2,262,223,864.15
  5. Step 5: Solve for x
    x = 2,262,223,864.15/54,971.25
  6. Step 6: Final answer
    x = 41,152.85

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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.