Home / 119,775.36-179,701.92-57,450.72

Finding the Fourth Proportional to 119,775.36, 179,701.92 and 57,450.72

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Solution

The fourth proportional to 119,775.36, 179,701.92 and 57,450.72 is: 86,194.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,775.36 : 179,701.92 = 57,450.72 : x
  2. Step 2: Convert to fraction form
    119,775.36/179,701.92 = 57,450.72/x
  3. Step 3: Cross multiply
    119,775.36x = 179,701.92 × 57,450.72
  4. Step 4: Simplify right side
    119,775.36x = 10,324,004,689.38
  5. Step 5: Solve for x
    x = 10,324,004,689.38/119,775.36
  6. Step 6: Final answer
    x = 86,194.73

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1.5x scale

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.