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Finding the Fourth Proportional to 17,305.57, 23,880.06 and 9,750.65

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Solution

The fourth proportional to 17,305.57, 23,880.06 and 9,750.65 is: 13,454.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,305.57 : 23,880.06 = 9,750.65 : x
  2. Step 2: Convert to fraction form
    17,305.57/23,880.06 = 9,750.65/x
  3. Step 3: Cross multiply
    17,305.57x = 23,880.06 × 9,750.65
  4. Step 4: Simplify right side
    17,305.57x = 232,846,058.29
  5. Step 5: Solve for x
    x = 232,846,058.29/17,305.57
  6. Step 6: Final answer
    x = 13,454.98

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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.