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Finding the Fourth Proportional to 17,387.96, 23,995.02 and 9,833.30

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Solution

The fourth proportional to 17,387.96, 23,995.02 and 9,833.30 is: 13,569.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,387.96 : 23,995.02 = 9,833.30 : x
  2. Step 2: Convert to fraction form
    17,387.96/23,995.02 = 9,833.30/x
  3. Step 3: Cross multiply
    17,387.96x = 23,995.02 × 9,833.30
  4. Step 4: Simplify right side
    17,387.96x = 235,950,061.02
  5. Step 5: Solve for x
    x = 235,950,061.02/17,387.96
  6. Step 6: Final answer
    x = 13,569.74

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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.