Home / 115,694.18-173,343.22-63,140.58

Finding the Fourth Proportional to 115,694.18, 173,343.22 and 63,140.58

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Solution

The fourth proportional to 115,694.18, 173,343.22 and 63,140.58 is: 94,602.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,694.18 : 173,343.22 = 63,140.58 : x
  2. Step 2: Convert to fraction form
    115,694.18/173,343.22 = 63,140.58/x
  3. Step 3: Cross multiply
    115,694.18x = 173,343.22 × 63,140.58
  4. Step 4: Simplify right side
    115,694.18x = 10,944,991,449.87
  5. Step 5: Solve for x
    x = 10,944,991,449.87/115,694.18
  6. Step 6: Final answer
    x = 94,602.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.