Home / 47,144.10-70,739.19-22,186.65

Finding the Fourth Proportional to 47,144.10, 70,739.19 and 22,186.65

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Solution

The fourth proportional to 47,144.10, 70,739.19 and 22,186.65 is: 33,290.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,144.10 : 70,739.19 = 22,186.65 : x
  2. Step 2: Convert to fraction form
    47,144.10/70,739.19 = 22,186.65/x
  3. Step 3: Cross multiply
    47,144.10x = 70,739.19 × 22,186.65
  4. Step 4: Simplify right side
    47,144.10x = 1,569,465,649.81
  5. Step 5: Solve for x
    x = 1,569,465,649.81/47,144.10
  6. Step 6: Final answer
    x = 33,290.82

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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.