Home / 65,166.27-97,755.10-18,419.14

Finding the Fourth Proportional to 65,166.27, 97,755.10 and 18,419.14

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Solution

The fourth proportional to 65,166.27, 97,755.10 and 18,419.14 is: 27,630.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,166.27 : 97,755.10 = 18,419.14 : x
  2. Step 2: Convert to fraction form
    65,166.27/97,755.10 = 18,419.14/x
  3. Step 3: Cross multiply
    65,166.27x = 97,755.10 × 18,419.14
  4. Step 4: Simplify right side
    65,166.27x = 1,800,564,780.52
  5. Step 5: Solve for x
    x = 1,800,564,780.52/65,166.27
  6. Step 6: Final answer
    x = 27,630.32

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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.