Home / 117,659.29-162,371.08-63,944.31

Finding the Fourth Proportional to 117,659.29, 162,371.08 and 63,944.31

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Solution

The fourth proportional to 117,659.29, 162,371.08 and 63,944.31 is: 88,243.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,659.29 : 162,371.08 = 63,944.31 : x
  2. Step 2: Convert to fraction form
    117,659.29/162,371.08 = 63,944.31/x
  3. Step 3: Cross multiply
    117,659.29x = 162,371.08 × 63,944.31
  4. Step 4: Simplify right side
    117,659.29x = 10,382,706,906.71
  5. Step 5: Solve for x
    x = 10,382,706,906.71/117,659.29
  6. Step 6: Final answer
    x = 88,243.83

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1.5x scale

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.