Home / 65,638.12-98,456.48-44,525.88

Finding the Fourth Proportional to 65,638.12, 98,456.48 and 44,525.88

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Solution

The fourth proportional to 65,638.12, 98,456.48 and 44,525.88 is: 66,788.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,638.12 : 98,456.48 = 44,525.88 : x
  2. Step 2: Convert to fraction form
    65,638.12/98,456.48 = 44,525.88/x
  3. Step 3: Cross multiply
    65,638.12x = 98,456.48 × 44,525.88
  4. Step 4: Simplify right side
    65,638.12x = 4,383,861,413.70
  5. Step 5: Solve for x
    x = 4,383,861,413.70/65,638.12
  6. Step 6: Final answer
    x = 66,788.35

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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.