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Finding the Fourth Proportional to 167,267.81, 250,899.54 and 40,909.15

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Solution

The fourth proportional to 167,267.81, 250,899.54 and 40,909.15 is: 61,363.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,267.81 : 250,899.54 = 40,909.15 : x
  2. Step 2: Convert to fraction form
    167,267.81/250,899.54 = 40,909.15/x
  3. Step 3: Cross multiply
    167,267.81x = 250,899.54 × 40,909.15
  4. Step 4: Simplify right side
    167,267.81x = 10,264,086,916.79
  5. Step 5: Solve for x
    x = 10,264,086,916.79/167,267.81
  6. Step 6: Final answer
    x = 61,363.19

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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.