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Finding the Fourth Proportional to 14,492.66, 20,001.71 and 8,524.87

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Solution

The fourth proportional to 14,492.66, 20,001.71 and 8,524.87 is: 11,765.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,492.66 : 20,001.71 = 8,524.87 : x
  2. Step 2: Convert to fraction form
    14,492.66/20,001.71 = 8,524.87/x
  3. Step 3: Cross multiply
    14,492.66x = 20,001.71 × 8,524.87
  4. Step 4: Simplify right side
    14,492.66x = 170,511,948.84
  5. Step 5: Solve for x
    x = 170,511,948.84/14,492.66
  6. Step 6: Final answer
    x = 11,765.40

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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.