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Finding the Fourth Proportional to 62,886.99, 94,330.49 and 16,139.87

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Solution

The fourth proportional to 62,886.99, 94,330.49 and 16,139.87 is: 24,209.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,886.99 : 94,330.49 = 16,139.87 : x
  2. Step 2: Convert to fraction form
    62,886.99/94,330.49 = 16,139.87/x
  3. Step 3: Cross multiply
    62,886.99x = 94,330.49 × 16,139.87
  4. Step 4: Simplify right side
    62,886.99x = 1,522,481,293.28
  5. Step 5: Solve for x
    x = 1,522,481,293.28/62,886.99
  6. Step 6: Final answer
    x = 24,209.80

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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.