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Finding the Fourth Proportional to 17,894.18, 24,693.18 and 9,935.78

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Solution

The fourth proportional to 17,894.18, 24,693.18 and 9,935.78 is: 13,710.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,894.18 : 24,693.18 = 9,935.78 : x
  2. Step 2: Convert to fraction form
    17,894.18/24,693.18 = 9,935.78/x
  3. Step 3: Cross multiply
    17,894.18x = 24,693.18 × 9,935.78
  4. Step 4: Simplify right side
    17,894.18x = 245,346,003.98
  5. Step 5: Solve for x
    x = 245,346,003.98/17,894.18
  6. Step 6: Final answer
    x = 13,710.94

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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.