Home / 117,560.40-162,232.72-63,844.96

Finding the Fourth Proportional to 117,560.40, 162,232.72 and 63,844.96

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Solution

The fourth proportional to 117,560.40, 162,232.72 and 63,844.96 is: 88,105.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,560.40 : 162,232.72 = 63,844.96 : x
  2. Step 2: Convert to fraction form
    117,560.40/162,232.72 = 63,844.96/x
  3. Step 3: Cross multiply
    117,560.40x = 162,232.72 × 63,844.96
  4. Step 4: Simplify right side
    117,560.40x = 10,357,741,519.09
  5. Step 5: Solve for x
    x = 10,357,741,519.09/117,560.40
  6. Step 6: Final answer
    x = 88,105.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.