Home / 101,910.80-152,829.82-41,921.75

Finding the Fourth Proportional to 101,910.80, 152,829.82 and 41,921.75

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Solution

The fourth proportional to 101,910.80, 152,829.82 and 41,921.75 is: 62,867.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,910.80 : 152,829.82 = 41,921.75 : x
  2. Step 2: Convert to fraction form
    101,910.80/152,829.82 = 41,921.75/x
  3. Step 3: Cross multiply
    101,910.80x = 152,829.82 × 41,921.75
  4. Step 4: Simplify right side
    101,910.80x = 6,406,893,506.59
  5. Step 5: Solve for x
    x = 6,406,893,506.59/101,910.80
  6. Step 6: Final answer
    x = 62,867.66

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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.