Home / 54,850.60-75,675.36-35,721.64

Finding the Fourth Proportional to 54,850.60, 75,675.36 and 35,721.64

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Solution

The fourth proportional to 54,850.60, 75,675.36 and 35,721.64 is: 49,283.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,850.60 : 75,675.36 = 35,721.64 : x
  2. Step 2: Convert to fraction form
    54,850.60/75,675.36 = 35,721.64/x
  3. Step 3: Cross multiply
    54,850.60x = 75,675.36 × 35,721.64
  4. Step 4: Simplify right side
    54,850.60x = 2,703,247,966.79
  5. Step 5: Solve for x
    x = 2,703,247,966.79/54,850.60
  6. Step 6: Final answer
    x = 49,283.84

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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.