Home / 108,568.08-162,798.66-51,626.16

Finding the Fourth Proportional to 108,568.08, 162,798.66 and 51,626.16

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Solution

The fourth proportional to 108,568.08, 162,798.66 and 51,626.16 is: 77,413.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,568.08 : 162,798.66 = 51,626.16 : x
  2. Step 2: Convert to fraction form
    108,568.08/162,798.66 = 51,626.16/x
  3. Step 3: Cross multiply
    108,568.08x = 162,798.66 × 51,626.16
  4. Step 4: Simplify right side
    108,568.08x = 8,404,669,668.95
  5. Step 5: Solve for x
    x = 8,404,669,668.95/108,568.08
  6. Step 6: Final answer
    x = 77,413.82

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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.