Home / 65,836.11-98,712.63-36,274.70

Finding the Fourth Proportional to 65,836.11, 98,712.63 and 36,274.70

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Solution

The fourth proportional to 65,836.11, 98,712.63 and 36,274.70 is: 54,389.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,836.11 : 98,712.63 = 36,274.70 : x
  2. Step 2: Convert to fraction form
    65,836.11/98,712.63 = 36,274.70/x
  3. Step 3: Cross multiply
    65,836.11x = 98,712.63 × 36,274.70
  4. Step 4: Simplify right side
    65,836.11x = 3,580,770,545.90
  5. Step 5: Solve for x
    x = 3,580,770,545.90/65,836.11
  6. Step 6: Final answer
    x = 54,389.16

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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.