Home / 54,913.52-75,780.42-29,763.02

Finding the Fourth Proportional to 54,913.52, 75,780.42 and 29,763.02

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Solution

The fourth proportional to 54,913.52, 75,780.42 and 29,763.02 is: 41,072.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,913.52 : 75,780.42 = 29,763.02 : x
  2. Step 2: Convert to fraction form
    54,913.52/75,780.42 = 29,763.02/x
  3. Step 3: Cross multiply
    54,913.52x = 75,780.42 × 29,763.02
  4. Step 4: Simplify right side
    54,913.52x = 2,255,454,156.07
  5. Step 5: Solve for x
    x = 2,255,454,156.07/54,913.52
  6. Step 6: Final answer
    x = 41,072.84

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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.