Home / 54,277.43-74,869.70-35,880.53

Finding the Fourth Proportional to 54,277.43, 74,869.70 and 35,880.53

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Solution

The fourth proportional to 54,277.43, 74,869.70 and 35,880.53 is: 49,493.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,277.43 : 74,869.70 = 35,880.53 : x
  2. Step 2: Convert to fraction form
    54,277.43/74,869.70 = 35,880.53/x
  3. Step 3: Cross multiply
    54,277.43x = 74,869.70 × 35,880.53
  4. Step 4: Simplify right side
    54,277.43x = 2,686,363,963.19
  5. Step 5: Solve for x
    x = 2,686,363,963.19/54,277.43
  6. Step 6: Final answer
    x = 49,493.21

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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.