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Finding the Fourth Proportional to 64,452.11, 88,944.21 and 36,157.79

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Solution

The fourth proportional to 64,452.11, 88,944.21 and 36,157.79 is: 49,897.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,452.11 : 88,944.21 = 36,157.79 : x
  2. Step 2: Convert to fraction form
    64,452.11/88,944.21 = 36,157.79/x
  3. Step 3: Cross multiply
    64,452.11x = 88,944.21 × 36,157.79
  4. Step 4: Simplify right side
    64,452.11x = 3,216,026,289.26
  5. Step 5: Solve for x
    x = 3,216,026,289.26/64,452.11
  6. Step 6: Final answer
    x = 49,897.92

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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.