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Finding the Fourth Proportional to 17,391.99, 24,000.71 and 9,434.06

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Solution

The fourth proportional to 17,391.99, 24,000.71 and 9,434.06 is: 13,018.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,391.99 : 24,000.71 = 9,434.06 : x
  2. Step 2: Convert to fraction form
    17,391.99/24,000.71 = 9,434.06/x
  3. Step 3: Cross multiply
    17,391.99x = 24,000.71 × 9,434.06
  4. Step 4: Simplify right side
    17,391.99x = 226,424,138.18
  5. Step 5: Solve for x
    x = 226,424,138.18/17,391.99
  6. Step 6: Final answer
    x = 13,018.87

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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.