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Finding the Fourth Proportional to 86,866, 130,299.54 and 24,537.04

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Solution

The fourth proportional to 86,866, 130,299.54 and 24,537.04 is: 36,805.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,866 : 130,299.54 = 24,537.04 : x
  2. Step 2: Convert to fraction form
    86,866/130,299.54 = 24,537.04/x
  3. Step 3: Cross multiply
    86,866x = 130,299.54 × 24,537.04
  4. Step 4: Simplify right side
    86,866x = 3,197,165,024.96
  5. Step 5: Solve for x
    x = 3,197,165,024.96/86,866
  6. Step 6: Final answer
    x = 36,805.71

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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.