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Finding the Fourth Proportional to 17,927.31, 24,737.68 and 9,969.06

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Solution

The fourth proportional to 17,927.31, 24,737.68 and 9,969.06 is: 13,756.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,927.31 : 24,737.68 = 9,969.06 : x
  2. Step 2: Convert to fraction form
    17,927.31/24,737.68 = 9,969.06/x
  3. Step 3: Cross multiply
    17,927.31x = 24,737.68 × 9,969.06
  4. Step 4: Simplify right side
    17,927.31x = 246,611,416.18
  5. Step 5: Solve for x
    x = 246,611,416.18/17,927.31
  6. Step 6: Final answer
    x = 13,756.19

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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.