Home / 100,692.06-151,016.80-29,595.41

Finding the Fourth Proportional to 100,692.06, 151,016.80 and 29,595.41

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Solution

The fourth proportional to 100,692.06, 151,016.80 and 29,595.41 is: 44,386.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,692.06 : 151,016.80 = 29,595.41 : x
  2. Step 2: Convert to fraction form
    100,692.06/151,016.80 = 29,595.41/x
  3. Step 3: Cross multiply
    100,692.06x = 151,016.80 × 29,595.41
  4. Step 4: Simplify right side
    100,692.06x = 4,469,404,112.89
  5. Step 5: Solve for x
    x = 4,469,404,112.89/100,692.06
  6. Step 6: Final answer
    x = 44,386.86

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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.