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Finding the Fourth Proportional to 62,846.45, 86,746.79 and 36,006.83

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Solution

The fourth proportional to 62,846.45, 86,746.79 and 36,006.83 is: 49,700.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,846.45 : 86,746.79 = 36,006.83 : x
  2. Step 2: Convert to fraction form
    62,846.45/86,746.79 = 36,006.83/x
  3. Step 3: Cross multiply
    62,846.45x = 86,746.79 × 36,006.83
  4. Step 4: Simplify right side
    62,846.45x = 3,123,476,920.58
  5. Step 5: Solve for x
    x = 3,123,476,920.58/62,846.45
  6. Step 6: Final answer
    x = 49,700.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.