Home / 179,682.30-269,307.45-74,447.10

Finding the Fourth Proportional to 179,682.30, 269,307.45 and 74,447.10

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Solution

The fourth proportional to 179,682.30, 269,307.45 and 74,447.10 is: 111,581.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,682.30 : 269,307.45 = 74,447.10 : x
  2. Step 2: Convert to fraction form
    179,682.30/269,307.45 = 74,447.10/x
  3. Step 3: Cross multiply
    179,682.30x = 269,307.45 × 74,447.10
  4. Step 4: Simplify right side
    179,682.30x = 20,049,158,660.90
  5. Step 5: Solve for x
    x = 20,049,158,660.90/179,682.30
  6. Step 6: Final answer
    x = 111,581.16

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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.