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Finding the Fourth Proportional to 18,346.10, 27,641.52 and 16,593.12

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Solution

The fourth proportional to 18,346.10, 27,641.52 and 16,593.12 is: 25,000.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,346.10 : 27,641.52 = 16,593.12 : x
  2. Step 2: Convert to fraction form
    18,346.10/27,641.52 = 16,593.12/x
  3. Step 3: Cross multiply
    18,346.10x = 27,641.52 × 16,593.12
  4. Step 4: Simplify right side
    18,346.10x = 458,659,058.34
  5. Step 5: Solve for x
    x = 458,659,058.34/18,346.10
  6. Step 6: Final answer
    x = 25,000.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.