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Finding the Fourth Proportional to 14,493.84, 19,995.24 and 8,753.64

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Solution

The fourth proportional to 14,493.84, 19,995.24 and 8,753.64 is: 12,076.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,493.84 : 19,995.24 = 8,753.64 : x
  2. Step 2: Convert to fraction form
    14,493.84/19,995.24 = 8,753.64/x
  3. Step 3: Cross multiply
    14,493.84x = 19,995.24 × 8,753.64
  4. Step 4: Simplify right side
    14,493.84x = 175,031,132.67
  5. Step 5: Solve for x
    x = 175,031,132.67/14,493.84
  6. Step 6: Final answer
    x = 12,076.24

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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.