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Finding the Fourth Proportional to 17,347.65, 23,939.22 and 9,793.86

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Solution

The fourth proportional to 17,347.65, 23,939.22 and 9,793.86 is: 13,515.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,347.65 : 23,939.22 = 9,793.86 : x
  2. Step 2: Convert to fraction form
    17,347.65/23,939.22 = 9,793.86/x
  3. Step 3: Cross multiply
    17,347.65x = 23,939.22 × 9,793.86
  4. Step 4: Simplify right side
    17,347.65x = 234,457,369.19
  5. Step 5: Solve for x
    x = 234,457,369.19/17,347.65
  6. Step 6: Final answer
    x = 13,515.22

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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.