Home / 117,008.24-175,233.36-74,755.40

Finding the Fourth Proportional to 117,008.24, 175,233.36 and 74,755.40

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Solution

The fourth proportional to 117,008.24, 175,233.36 and 74,755.40 is: 111,954.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,008.24 : 175,233.36 = 74,755.40 : x
  2. Step 2: Convert to fraction form
    117,008.24/175,233.36 = 74,755.40/x
  3. Step 3: Cross multiply
    117,008.24x = 175,233.36 × 74,755.40
  4. Step 4: Simplify right side
    117,008.24x = 13,099,639,920.14
  5. Step 5: Solve for x
    x = 13,099,639,920.14/117,008.24
  6. Step 6: Final answer
    x = 111,954.85

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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.