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Finding the Fourth Proportional to 9,896.58, 13,653.36 and 5,916.24

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Solution

The fourth proportional to 9,896.58, 13,653.36 and 5,916.24 is: 8,162.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,896.58 : 13,653.36 = 5,916.24 : x
  2. Step 2: Convert to fraction form
    9,896.58/13,653.36 = 5,916.24/x
  3. Step 3: Cross multiply
    9,896.58x = 13,653.36 × 5,916.24
  4. Step 4: Simplify right side
    9,896.58x = 80,776,554.57
  5. Step 5: Solve for x
    x = 80,776,554.57/9,896.58
  6. Step 6: Final answer
    x = 8,162.07

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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.