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Finding the Fourth Proportional to 65,101.08, 89,841.24 and 36,811.02

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Solution

The fourth proportional to 65,101.08, 89,841.24 and 36,811.02 is: 50,800.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,101.08 : 89,841.24 = 36,811.02 : x
  2. Step 2: Convert to fraction form
    65,101.08/89,841.24 = 36,811.02/x
  3. Step 3: Cross multiply
    65,101.08x = 89,841.24 × 36,811.02
  4. Step 4: Simplify right side
    65,101.08x = 3,307,147,682.46
  5. Step 5: Solve for x
    x = 3,307,147,682.46/65,101.08
  6. Step 6: Final answer
    x = 50,800.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.