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Finding the Fourth Proportional to 87,203, 130,805.73 and 24,873.50

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Solution

The fourth proportional to 87,203, 130,805.73 and 24,873.50 is: 37,310.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,203 : 130,805.73 = 24,873.50 : x
  2. Step 2: Convert to fraction form
    87,203/130,805.73 = 24,873.50/x
  3. Step 3: Cross multiply
    87,203x = 130,805.73 × 24,873.50
  4. Step 4: Simplify right side
    87,203x = 3,253,596,325.16
  5. Step 5: Solve for x
    x = 3,253,596,325.16/87,203
  6. Step 6: Final answer
    x = 37,310.60

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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.