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Finding the Fourth Proportional to 65,395.92, 98,000.13 and 37,257.75

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Solution

The fourth proportional to 65,395.92, 98,000.13 and 37,257.75 is: 55,833.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,395.92 : 98,000.13 = 37,257.75 : x
  2. Step 2: Convert to fraction form
    65,395.92/98,000.13 = 37,257.75/x
  3. Step 3: Cross multiply
    65,395.92x = 98,000.13 × 37,257.75
  4. Step 4: Simplify right side
    65,395.92x = 3,651,264,343.51
  5. Step 5: Solve for x
    x = 3,651,264,343.51/65,395.92
  6. Step 6: Final answer
    x = 55,833.21

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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.