Home / 117,631.90-175,961.85-107,250.94

Finding the Fourth Proportional to 117,631.90, 175,961.85 and 107,250.94

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Solution

The fourth proportional to 117,631.90, 175,961.85 and 107,250.94 is: 160,433.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,631.90 : 175,961.85 = 107,250.94 : x
  2. Step 2: Convert to fraction form
    117,631.90/175,961.85 = 107,250.94/x
  3. Step 3: Cross multiply
    117,631.90x = 175,961.85 × 107,250.94
  4. Step 4: Simplify right side
    117,631.90x = 18,872,073,816.64
  5. Step 5: Solve for x
    x = 18,872,073,816.64/117,631.90
  6. Step 6: Final answer
    x = 160,433.30

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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.