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Finding the Fourth Proportional to 14,248.53, 19,665.27 and 8,944.11

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Solution

The fourth proportional to 14,248.53, 19,665.27 and 8,944.11 is: 12,344.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,248.53 : 19,665.27 = 8,944.11 : x
  2. Step 2: Convert to fraction form
    14,248.53/19,665.27 = 8,944.11/x
  3. Step 3: Cross multiply
    14,248.53x = 19,665.27 × 8,944.11
  4. Step 4: Simplify right side
    14,248.53x = 175,888,338.06
  5. Step 5: Solve for x
    x = 175,888,338.06/14,248.53
  6. Step 6: Final answer
    x = 12,344.31

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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.