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Finding the Fourth Proportional to 167,002.78, 250,502.04 and 40,643.24

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Solution

The fourth proportional to 167,002.78, 250,502.04 and 40,643.24 is: 60,964.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,002.78 : 250,502.04 = 40,643.24 : x
  2. Step 2: Convert to fraction form
    167,002.78/250,502.04 = 40,643.24/x
  3. Step 3: Cross multiply
    167,002.78x = 250,502.04 × 40,643.24
  4. Step 4: Simplify right side
    167,002.78x = 10,181,214,532.21
  5. Step 5: Solve for x
    x = 10,181,214,532.21/167,002.78
  6. Step 6: Final answer
    x = 60,964.34

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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.