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Finding the Fourth Proportional to 64,616.10, 89,157.12 and 37,753.41

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Solution

The fourth proportional to 64,616.10, 89,157.12 and 37,753.41 is: 52,092.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,616.10 : 89,157.12 = 37,753.41 : x
  2. Step 2: Convert to fraction form
    64,616.10/89,157.12 = 37,753.41/x
  3. Step 3: Cross multiply
    64,616.10x = 89,157.12 × 37,753.41
  4. Step 4: Simplify right side
    64,616.10x = 3,365,985,305.78
  5. Step 5: Solve for x
    x = 3,365,985,305.78/64,616.10
  6. Step 6: Final answer
    x = 52,092.05

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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.