Home / 119,747.40-179,626.62-40,862.40

Finding the Fourth Proportional to 119,747.40, 179,626.62 and 40,862.40

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Solution

The fourth proportional to 119,747.40, 179,626.62 and 40,862.40 is: 61,295.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,747.40 : 179,626.62 = 40,862.40 : x
  2. Step 2: Convert to fraction form
    119,747.40/179,626.62 = 40,862.40/x
  3. Step 3: Cross multiply
    119,747.40x = 179,626.62 × 40,862.40
  4. Step 4: Simplify right side
    119,747.40x = 7,339,974,797.09
  5. Step 5: Solve for x
    x = 7,339,974,797.09/119,747.40
  6. Step 6: Final answer
    x = 61,295.48

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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.