Home / 74,251.65-111,374.42-26,867.87

Finding the Fourth Proportional to 74,251.65, 111,374.42 and 26,867.87

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Solution

The fourth proportional to 74,251.65, 111,374.42 and 26,867.87 is: 40,300.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,251.65 : 111,374.42 = 26,867.87 : x
  2. Step 2: Convert to fraction form
    74,251.65/111,374.42 = 26,867.87/x
  3. Step 3: Cross multiply
    74,251.65x = 111,374.42 × 26,867.87
  4. Step 4: Simplify right side
    74,251.65x = 2,992,392,746.67
  5. Step 5: Solve for x
    x = 2,992,392,746.67/74,251.65
  6. Step 6: Final answer
    x = 40,300.69

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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.