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Finding the Fourth Proportional to 62,490.66, 86,237 and 33,810.22

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Solution

The fourth proportional to 62,490.66, 86,237 and 33,810.22 is: 46,658.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,490.66 : 86,237 = 33,810.22 : x
  2. Step 2: Convert to fraction form
    62,490.66/86,237 = 33,810.22/x
  3. Step 3: Cross multiply
    62,490.66x = 86,237 × 33,810.22
  4. Step 4: Simplify right side
    62,490.66x = 2,915,691,942.14
  5. Step 5: Solve for x
    x = 2,915,691,942.14/62,490.66
  6. Step 6: Final answer
    x = 46,658.04

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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.