Home / 169,438.62-254,153.61-44,780.70

Finding the Fourth Proportional to 169,438.62, 254,153.61 and 44,780.70

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Solution

The fourth proportional to 169,438.62, 254,153.61 and 44,780.70 is: 67,169.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,438.62 : 254,153.61 = 44,780.70 : x
  2. Step 2: Convert to fraction form
    169,438.62/254,153.61 = 44,780.70/x
  3. Step 3: Cross multiply
    169,438.62x = 254,153.61 × 44,780.70
  4. Step 4: Simplify right side
    169,438.62x = 11,381,176,563.33
  5. Step 5: Solve for x
    x = 11,381,176,563.33/169,438.62
  6. Step 6: Final answer
    x = 67,169.91

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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.