Home / 117,947.43-162,762.26-64,229.24

Finding the Fourth Proportional to 117,947.43, 162,762.26 and 64,229.24

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Solution

The fourth proportional to 117,947.43, 162,762.26 and 64,229.24 is: 88,633.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,947.43 : 162,762.26 = 64,229.24 : x
  2. Step 2: Convert to fraction form
    117,947.43/162,762.26 = 64,229.24/x
  3. Step 3: Cross multiply
    117,947.43x = 162,762.26 × 64,229.24
  4. Step 4: Simplify right side
    117,947.43x = 10,454,095,125.52
  5. Step 5: Solve for x
    x = 10,454,095,125.52/117,947.43
  6. Step 6: Final answer
    x = 88,633.51

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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.