Home / 179,797.30-269,987.55-120,894.10

Finding the Fourth Proportional to 179,797.30, 269,987.55 and 120,894.10

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Solution

The fourth proportional to 179,797.30, 269,987.55 and 120,894.10 is: 181,537.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,797.30 : 269,987.55 = 120,894.10 : x
  2. Step 2: Convert to fraction form
    179,797.30/269,987.55 = 120,894.10/x
  3. Step 3: Cross multiply
    179,797.30x = 269,987.55 × 120,894.10
  4. Step 4: Simplify right side
    179,797.30x = 32,639,901,868.46
  5. Step 5: Solve for x
    x = 32,639,901,868.46/179,797.30
  6. Step 6: Final answer
    x = 181,537.22

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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.