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Finding the Fourth Proportional to 65,351.87, 97,869.92 and 37,186.59

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Solution

The fourth proportional to 65,351.87, 97,869.92 and 37,186.59 is: 55,690.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,351.87 : 97,869.92 = 37,186.59 : x
  2. Step 2: Convert to fraction form
    65,351.87/97,869.92 = 37,186.59/x
  3. Step 3: Cross multiply
    65,351.87x = 97,869.92 × 37,186.59
  4. Step 4: Simplify right side
    65,351.87x = 3,639,448,402.44
  5. Step 5: Solve for x
    x = 3,639,448,402.44/65,351.87
  6. Step 6: Final answer
    x = 55,690.05

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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.