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Finding the Fourth Proportional to 69,220.89, 95,524.89 and 37,389.81

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Solution

The fourth proportional to 69,220.89, 95,524.89 and 37,389.81 is: 51,597.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,220.89 : 95,524.89 = 37,389.81 : x
  2. Step 2: Convert to fraction form
    69,220.89/95,524.89 = 37,389.81/x
  3. Step 3: Cross multiply
    69,220.89x = 95,524.89 × 37,389.81
  4. Step 4: Simplify right side
    69,220.89x = 3,571,657,705.38
  5. Step 5: Solve for x
    x = 3,571,657,705.38/69,220.89
  6. Step 6: Final answer
    x = 51,597.97

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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.