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Finding the Fourth Proportional to 200,167.33, 300,081.42 and 87,762.36

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Solution

The fourth proportional to 200,167.33, 300,081.42 and 87,762.36 is: 131,569.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,167.33 : 300,081.42 = 87,762.36 : x
  2. Step 2: Convert to fraction form
    200,167.33/300,081.42 = 87,762.36/x
  3. Step 3: Cross multiply
    200,167.33x = 300,081.42 × 87,762.36
  4. Step 4: Simplify right side
    200,167.33x = 26,335,853,611.35
  5. Step 5: Solve for x
    x = 26,335,853,611.35/200,167.33
  6. Step 6: Final answer
    x = 131,569.19

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1.5x scale

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.