Home / 101,571.12-152,454.96-49,017.60

Finding the Fourth Proportional to 101,571.12, 152,454.96 and 49,017.60

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Solution

The fourth proportional to 101,571.12, 152,454.96 and 49,017.60 is: 73,573.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,571.12 : 152,454.96 = 49,017.60 : x
  2. Step 2: Convert to fraction form
    101,571.12/152,454.96 = 49,017.60/x
  3. Step 3: Cross multiply
    101,571.12x = 152,454.96 × 49,017.60
  4. Step 4: Simplify right side
    101,571.12x = 7,472,976,247.30
  5. Step 5: Solve for x
    x = 7,472,976,247.30/101,571.12
  6. Step 6: Final answer
    x = 73,573.83

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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.