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Finding the Fourth Proportional to 62,922.47, 86,813.45 and 35,694.07

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Solution

The fourth proportional to 62,922.47, 86,813.45 and 35,694.07 is: 49,246.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,922.47 : 86,813.45 = 35,694.07 : x
  2. Step 2: Convert to fraction form
    62,922.47/86,813.45 = 35,694.07/x
  3. Step 3: Cross multiply
    62,922.47x = 86,813.45 × 35,694.07
  4. Step 4: Simplify right side
    62,922.47x = 3,098,725,099.59
  5. Step 5: Solve for x
    x = 3,098,725,099.59/62,922.47
  6. Step 6: Final answer
    x = 49,246.72

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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.