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Finding the Fourth Proportional to 12,236.28, 16,916.93 and 9,044.53

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Solution

The fourth proportional to 12,236.28, 16,916.93 and 9,044.53 is: 12,504.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,236.28 : 16,916.93 = 9,044.53 : x
  2. Step 2: Convert to fraction form
    12,236.28/16,916.93 = 9,044.53/x
  3. Step 3: Cross multiply
    12,236.28x = 16,916.93 × 9,044.53
  4. Step 4: Simplify right side
    12,236.28x = 153,005,680.89
  5. Step 5: Solve for x
    x = 153,005,680.89/12,236.28
  6. Step 6: Final answer
    x = 12,504.26

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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.