Home / 106,868.14-160,339.05-47,744.62

Finding the Fourth Proportional to 106,868.14, 160,339.05 and 47,744.62

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Solution

The fourth proportional to 106,868.14, 160,339.05 and 47,744.62 is: 71,633.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,868.14 : 160,339.05 = 47,744.62 : x
  2. Step 2: Convert to fraction form
    106,868.14/160,339.05 = 47,744.62/x
  3. Step 3: Cross multiply
    106,868.14x = 160,339.05 × 47,744.62
  4. Step 4: Simplify right side
    106,868.14x = 7,655,327,013.41
  5. Step 5: Solve for x
    x = 7,655,327,013.41/106,868.14
  6. Step 6: Final answer
    x = 71,633.39

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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.