Home / 117,081.72-175,625.46-38,204.28

Finding the Fourth Proportional to 117,081.72, 175,625.46 and 38,204.28

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Solution

The fourth proportional to 117,081.72, 175,625.46 and 38,204.28 is: 57,307.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,081.72 : 175,625.46 = 38,204.28 : x
  2. Step 2: Convert to fraction form
    117,081.72/175,625.46 = 38,204.28/x
  3. Step 3: Cross multiply
    117,081.72x = 175,625.46 × 38,204.28
  4. Step 4: Simplify right side
    117,081.72x = 6,709,644,248.97
  5. Step 5: Solve for x
    x = 6,709,644,248.97/117,081.72
  6. Step 6: Final answer
    x = 57,307.36

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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.