Home / 65,601.62-98,390.19-17,570.78

Finding the Fourth Proportional to 65,601.62, 98,390.19 and 17,570.78

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Solution

The fourth proportional to 65,601.62, 98,390.19 and 17,570.78 is: 26,352.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,601.62 : 98,390.19 = 17,570.78 : x
  2. Step 2: Convert to fraction form
    65,601.62/98,390.19 = 17,570.78/x
  3. Step 3: Cross multiply
    65,601.62x = 98,390.19 × 17,570.78
  4. Step 4: Simplify right side
    65,601.62x = 1,728,792,382.65
  5. Step 5: Solve for x
    x = 1,728,792,382.65/65,601.62
  6. Step 6: Final answer
    x = 26,352.89

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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.