Home / 99,305.02-148,910.74-36,080.57

Finding the Fourth Proportional to 99,305.02, 148,910.74 and 36,080.57

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Solution

The fourth proportional to 99,305.02, 148,910.74 and 36,080.57 is: 54,103.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,305.02 : 148,910.74 = 36,080.57 : x
  2. Step 2: Convert to fraction form
    99,305.02/148,910.74 = 36,080.57/x
  3. Step 3: Cross multiply
    99,305.02x = 148,910.74 × 36,080.57
  4. Step 4: Simplify right side
    99,305.02x = 5,372,784,660.40
  5. Step 5: Solve for x
    x = 5,372,784,660.40/99,305.02
  6. Step 6: Final answer
    x = 54,103.86

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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.