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Finding the Fourth Proportional to 17,693.01, 24,402.54 and 11,722.50

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Solution

The fourth proportional to 17,693.01, 24,402.54 and 11,722.50 is: 16,167.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,693.01 : 24,402.54 = 11,722.50 : x
  2. Step 2: Convert to fraction form
    17,693.01/24,402.54 = 11,722.50/x
  3. Step 3: Cross multiply
    17,693.01x = 24,402.54 × 11,722.50
  4. Step 4: Simplify right side
    17,693.01x = 286,058,775.15
  5. Step 5: Solve for x
    x = 286,058,775.15/17,693.01
  6. Step 6: Final answer
    x = 16,167.90

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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.