Home / 106,747.14-160,114.94-54,155.26

Finding the Fourth Proportional to 106,747.14, 160,114.94 and 54,155.26

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Solution

The fourth proportional to 106,747.14, 160,114.94 and 54,155.26 is: 81,229.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,747.14 : 160,114.94 = 54,155.26 : x
  2. Step 2: Convert to fraction form
    106,747.14/160,114.94 = 54,155.26/x
  3. Step 3: Cross multiply
    106,747.14x = 160,114.94 × 54,155.26
  4. Step 4: Simplify right side
    106,747.14x = 8,671,065,534.52
  5. Step 5: Solve for x
    x = 8,671,065,534.52/106,747.14
  6. Step 6: Final answer
    x = 81,229.96

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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.