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Finding the Fourth Proportional to 17,893.61, 24,693.05 and 9,935.81

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Solution

The fourth proportional to 17,893.61, 24,693.05 and 9,935.81 is: 13,711.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,893.61 : 24,693.05 = 9,935.81 : x
  2. Step 2: Convert to fraction form
    17,893.61/24,693.05 = 9,935.81/x
  3. Step 3: Cross multiply
    17,893.61x = 24,693.05 × 9,935.81
  4. Step 4: Simplify right side
    17,893.61x = 245,345,585.99
  5. Step 5: Solve for x
    x = 245,345,585.99/17,893.61
  6. Step 6: Final answer
    x = 13,711.35

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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.