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Finding the Fourth Proportional to 69,373.90, 95,736.69 and 37,543.54

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Solution

The fourth proportional to 69,373.90, 95,736.69 and 37,543.54 is: 51,810.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,373.90 : 95,736.69 = 37,543.54 : x
  2. Step 2: Convert to fraction form
    69,373.90/95,736.69 = 37,543.54/x
  3. Step 3: Cross multiply
    69,373.90x = 95,736.69 × 37,543.54
  4. Step 4: Simplify right side
    69,373.90x = 3,594,294,250.48
  5. Step 5: Solve for x
    x = 3,594,294,250.48/69,373.90
  6. Step 6: Final answer
    x = 51,810.47

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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.