Home / 98,879.75-148,196.26-48,237.04

Finding the Fourth Proportional to 98,879.75, 148,196.26 and 48,237.04

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Solution

The fourth proportional to 98,879.75, 148,196.26 and 48,237.04 is: 72,295.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,879.75 : 148,196.26 = 48,237.04 : x
  2. Step 2: Convert to fraction form
    98,879.75/148,196.26 = 48,237.04/x
  3. Step 3: Cross multiply
    98,879.75x = 148,196.26 × 48,237.04
  4. Step 4: Simplify right side
    98,879.75x = 7,148,548,921.47
  5. Step 5: Solve for x
    x = 7,148,548,921.47/98,879.75
  6. Step 6: Final answer
    x = 72,295.38

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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.