Home / 117,601.44-162,290.30-63,886.02

Finding the Fourth Proportional to 117,601.44, 162,290.30 and 63,886.02

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Solution

The fourth proportional to 117,601.44, 162,290.30 and 63,886.02 is: 88,162.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,601.44 : 162,290.30 = 63,886.02 : x
  2. Step 2: Convert to fraction form
    117,601.44/162,290.30 = 63,886.02/x
  3. Step 3: Cross multiply
    117,601.44x = 162,290.30 × 63,886.02
  4. Step 4: Simplify right side
    117,601.44x = 10,368,081,351.61
  5. Step 5: Solve for x
    x = 10,368,081,351.61/117,601.44
  6. Step 6: Final answer
    x = 88,162.88

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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.