Home / 65,473.11-98,092.26-39,780.72

Finding the Fourth Proportional to 65,473.11, 98,092.26 and 39,780.72

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Solution

The fourth proportional to 65,473.11, 98,092.26 and 39,780.72 is: 59,599.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,473.11 : 98,092.26 = 39,780.72 : x
  2. Step 2: Convert to fraction form
    65,473.11/98,092.26 = 39,780.72/x
  3. Step 3: Cross multiply
    65,473.11x = 98,092.26 × 39,780.72
  4. Step 4: Simplify right side
    65,473.11x = 3,902,180,729.23
  5. Step 5: Solve for x
    x = 3,902,180,729.23/65,473.11
  6. Step 6: Final answer
    x = 59,599.75

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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.