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Finding the Fourth Proportional to 69,402.73, 95,775.80 and 37,571.63

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Solution

The fourth proportional to 69,402.73, 95,775.80 and 37,571.63 is: 51,848.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,402.73 : 95,775.80 = 37,571.63 : x
  2. Step 2: Convert to fraction form
    69,402.73/95,775.80 = 37,571.63/x
  3. Step 3: Cross multiply
    69,402.73x = 95,775.80 × 37,571.63
  4. Step 4: Simplify right side
    69,402.73x = 3,598,452,253.82
  5. Step 5: Solve for x
    x = 3,598,452,253.82/69,402.73
  6. Step 6: Final answer
    x = 51,848.86

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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.