Home / 28,870.25-43,301.77-8,095.37

Finding the Fourth Proportional to 28,870.25, 43,301.77 and 8,095.37

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Solution

The fourth proportional to 28,870.25, 43,301.77 and 8,095.37 is: 12,142.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,870.25 : 43,301.77 = 8,095.37 : x
  2. Step 2: Convert to fraction form
    28,870.25/43,301.77 = 8,095.37/x
  3. Step 3: Cross multiply
    28,870.25x = 43,301.77 × 8,095.37
  4. Step 4: Simplify right side
    28,870.25x = 350,543,613.06
  5. Step 5: Solve for x
    x = 350,543,613.06/28,870.25
  6. Step 6: Final answer
    x = 12,142.04

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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.