Home / 179,506.53-269,005.56-99,579.43

Finding the Fourth Proportional to 179,506.53, 269,005.56 and 99,579.43

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Solution

The fourth proportional to 179,506.53, 269,005.56 and 99,579.43 is: 149,228.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,506.53 : 269,005.56 = 99,579.43 : x
  2. Step 2: Convert to fraction form
    179,506.53/269,005.56 = 99,579.43/x
  3. Step 3: Cross multiply
    179,506.53x = 269,005.56 × 99,579.43
  4. Step 4: Simplify right side
    179,506.53x = 26,787,418,781.31
  5. Step 5: Solve for x
    x = 26,787,418,781.31/179,506.53
  6. Step 6: Final answer
    x = 149,228.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.