Home / 99,180.48-148,763.76-29,053.92

Finding the Fourth Proportional to 99,180.48, 148,763.76 and 29,053.92

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Solution

The fourth proportional to 99,180.48, 148,763.76 and 29,053.92 is: 43,578.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,180.48 : 148,763.76 = 29,053.92 : x
  2. Step 2: Convert to fraction form
    99,180.48/148,763.76 = 29,053.92/x
  3. Step 3: Cross multiply
    99,180.48x = 148,763.76 × 29,053.92
  4. Step 4: Simplify right side
    99,180.48x = 4,322,170,381.94
  5. Step 5: Solve for x
    x = 4,322,170,381.94/99,180.48
  6. Step 6: Final answer
    x = 43,578.84

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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.