Home / 117,153.92-175,731.24-54,868.16

Finding the Fourth Proportional to 117,153.92, 175,731.24 and 54,868.16

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Solution

The fourth proportional to 117,153.92, 175,731.24 and 54,868.16 is: 82,302.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,153.92 : 175,731.24 = 54,868.16 : x
  2. Step 2: Convert to fraction form
    117,153.92/175,731.24 = 54,868.16/x
  3. Step 3: Cross multiply
    117,153.92x = 175,731.24 × 54,868.16
  4. Step 4: Simplify right side
    117,153.92x = 9,642,049,793.32
  5. Step 5: Solve for x
    x = 9,642,049,793.32/117,153.92
  6. Step 6: Final answer
    x = 82,302.41

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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.