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Finding the Fourth Proportional to 64,424.37, 88,902.63 and 35,743.73

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Solution

The fourth proportional to 64,424.37, 88,902.63 and 35,743.73 is: 49,324.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,424.37 : 88,902.63 = 35,743.73 : x
  2. Step 2: Convert to fraction form
    64,424.37/88,902.63 = 35,743.73/x
  3. Step 3: Cross multiply
    64,424.37x = 88,902.63 × 35,743.73
  4. Step 4: Simplify right side
    64,424.37x = 3,177,711,158.50
  5. Step 5: Solve for x
    x = 3,177,711,158.50/64,424.37
  6. Step 6: Final answer
    x = 49,324.68

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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.