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Finding the Fourth Proportional to 14,111.44, 19,474.44 and 7,823.76

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Solution

The fourth proportional to 14,111.44, 19,474.44 and 7,823.76 is: 10,797.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,111.44 : 19,474.44 = 7,823.76 : x
  2. Step 2: Convert to fraction form
    14,111.44/19,474.44 = 7,823.76/x
  3. Step 3: Cross multiply
    14,111.44x = 19,474.44 × 7,823.76
  4. Step 4: Simplify right side
    14,111.44x = 152,363,344.69
  5. Step 5: Solve for x
    x = 152,363,344.69/14,111.44
  6. Step 6: Final answer
    x = 10,797.15

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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.