Home / 117,622.92-162,320.30-63,908.37

Finding the Fourth Proportional to 117,622.92, 162,320.30 and 63,908.37

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Solution

The fourth proportional to 117,622.92, 162,320.30 and 63,908.37 is: 88,193.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,622.92 : 162,320.30 = 63,908.37 : x
  2. Step 2: Convert to fraction form
    117,622.92/162,320.30 = 63,908.37/x
  3. Step 3: Cross multiply
    117,622.92x = 162,320.30 × 63,908.37
  4. Step 4: Simplify right side
    117,622.92x = 10,373,625,471.37
  5. Step 5: Solve for x
    x = 10,373,625,471.37/117,622.92
  6. Step 6: Final answer
    x = 88,193.91

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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.