Home / 106,358.87-159,535.04-43,177.46

Finding the Fourth Proportional to 106,358.87, 159,535.04 and 43,177.46

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Solution

The fourth proportional to 106,358.87, 159,535.04 and 43,177.46 is: 64,764.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,358.87 : 159,535.04 = 43,177.46 : x
  2. Step 2: Convert to fraction form
    106,358.87/159,535.04 = 43,177.46/x
  3. Step 3: Cross multiply
    106,358.87x = 159,535.04 × 43,177.46
  4. Step 4: Simplify right side
    106,358.87x = 6,888,317,158.95
  5. Step 5: Solve for x
    x = 6,888,317,158.95/106,358.87
  6. Step 6: Final answer
    x = 64,764.86

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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.