Home / 324,386.11-486,526.33-113,974.93

Finding the Fourth Proportional to 324,386.11, 486,526.33 and 113,974.93

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Solution

The fourth proportional to 324,386.11, 486,526.33 and 113,974.93 is: 170,943.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,386.11 : 486,526.33 = 113,974.93 : x
  2. Step 2: Convert to fraction form
    324,386.11/486,526.33 = 113,974.93/x
  3. Step 3: Cross multiply
    324,386.11x = 486,526.33 × 113,974.93
  4. Step 4: Simplify right side
    324,386.11x = 55,451,804,404.91
  5. Step 5: Solve for x
    x = 55,451,804,404.91/324,386.11
  6. Step 6: Final answer
    x = 170,943.83

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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.