Home / 117,023.40-175,553.32-38,119.28

Finding the Fourth Proportional to 117,023.40, 175,553.32 and 38,119.28

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Solution

The fourth proportional to 117,023.40, 175,553.32 and 38,119.28 is: 57,184.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,023.40 : 175,553.32 = 38,119.28 : x
  2. Step 2: Convert to fraction form
    117,023.40/175,553.32 = 38,119.28/x
  3. Step 3: Cross multiply
    117,023.40x = 175,553.32 × 38,119.28
  4. Step 4: Simplify right side
    117,023.40x = 6,691,966,160.01
  5. Step 5: Solve for x
    x = 6,691,966,160.01/117,023.40
  6. Step 6: Final answer
    x = 57,184.85

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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.