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Finding the Fourth Proportional to 63,940.91, 88,238.84 and 37,099.40

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Solution

The fourth proportional to 63,940.91, 88,238.84 and 37,099.40 is: 51,197.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,940.91 : 88,238.84 = 37,099.40 : x
  2. Step 2: Convert to fraction form
    63,940.91/88,238.84 = 37,099.40/x
  3. Step 3: Cross multiply
    63,940.91x = 88,238.84 × 37,099.40
  4. Step 4: Simplify right side
    63,940.91x = 3,273,607,394.00
  5. Step 5: Solve for x
    x = 3,273,607,394.00/63,940.91
  6. Step 6: Final answer
    x = 51,197.39

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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.