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Finding the Fourth Proportional to 17,029.34, 23,500.95 and 9,579.10

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Solution

The fourth proportional to 17,029.34, 23,500.95 and 9,579.10 is: 13,219.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,029.34 : 23,500.95 = 9,579.10 : x
  2. Step 2: Convert to fraction form
    17,029.34/23,500.95 = 9,579.10/x
  3. Step 3: Cross multiply
    17,029.34x = 23,500.95 × 9,579.10
  4. Step 4: Simplify right side
    17,029.34x = 225,117,950.15
  5. Step 5: Solve for x
    x = 225,117,950.15/17,029.34
  6. Step 6: Final answer
    x = 13,219.42

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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.