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Finding the Fourth Proportional to 62,640.49, 93,947.97 and 23,188.22

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Solution

The fourth proportional to 62,640.49, 93,947.97 and 23,188.22 is: 34,777.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,640.49 : 93,947.97 = 23,188.22 : x
  2. Step 2: Convert to fraction form
    62,640.49/93,947.97 = 23,188.22/x
  3. Step 3: Cross multiply
    62,640.49x = 93,947.97 × 23,188.22
  4. Step 4: Simplify right side
    62,640.49x = 2,178,486,080.97
  5. Step 5: Solve for x
    x = 2,178,486,080.97/62,640.49
  6. Step 6: Final answer
    x = 34,777.61

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1.5x scale

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.