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Finding the Fourth Proportional to 64,652.08, 89,221.08 and 37,796.88

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Solution

The fourth proportional to 64,652.08, 89,221.08 and 37,796.88 is: 52,160.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,652.08 : 89,221.08 = 37,796.88 : x
  2. Step 2: Convert to fraction form
    64,652.08/89,221.08 = 37,796.88/x
  3. Step 3: Cross multiply
    64,652.08x = 89,221.08 × 37,796.88
  4. Step 4: Simplify right side
    64,652.08x = 3,372,278,454.23
  5. Step 5: Solve for x
    x = 3,372,278,454.23/64,652.08
  6. Step 6: Final answer
    x = 52,160.40

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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.