Home / 65,623.52-98,221.20-49,954.72

Finding the Fourth Proportional to 65,623.52, 98,221.20 and 49,954.72

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Solution

The fourth proportional to 65,623.52, 98,221.20 and 49,954.72 is: 74,769.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,623.52 : 98,221.20 = 49,954.72 : x
  2. Step 2: Convert to fraction form
    65,623.52/98,221.20 = 49,954.72/x
  3. Step 3: Cross multiply
    65,623.52x = 98,221.20 × 49,954.72
  4. Step 4: Simplify right side
    65,623.52x = 4,906,612,544.06
  5. Step 5: Solve for x
    x = 4,906,612,544.06/65,623.52
  6. Step 6: Final answer
    x = 74,769.12

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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.