Home / 100,675.07-151,009.11-25,795.83

Finding the Fourth Proportional to 100,675.07, 151,009.11 and 25,795.83

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Solution

The fourth proportional to 100,675.07, 151,009.11 and 25,795.83 is: 38,692.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,675.07 : 151,009.11 = 25,795.83 : x
  2. Step 2: Convert to fraction form
    100,675.07/151,009.11 = 25,795.83/x
  3. Step 3: Cross multiply
    100,675.07x = 151,009.11 × 25,795.83
  4. Step 4: Simplify right side
    100,675.07x = 3,895,405,330.01
  5. Step 5: Solve for x
    x = 3,895,405,330.01/100,675.07
  6. Step 6: Final answer
    x = 38,692.85

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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.