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Finding the Fourth Proportional to 17,773.54, 24,530.22 and 10,971.53

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Solution

The fourth proportional to 17,773.54, 24,530.22 and 10,971.53 is: 15,142.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,773.54 : 24,530.22 = 10,971.53 : x
  2. Step 2: Convert to fraction form
    17,773.54/24,530.22 = 10,971.53/x
  3. Step 3: Cross multiply
    17,773.54x = 24,530.22 × 10,971.53
  4. Step 4: Simplify right side
    17,773.54x = 269,134,044.64
  5. Step 5: Solve for x
    x = 269,134,044.64/17,773.54
  6. Step 6: Final answer
    x = 15,142.40

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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.