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Finding the Fourth Proportional to 14,592.20, 21,883.98 and 7,662.92

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Solution

The fourth proportional to 14,592.20, 21,883.98 and 7,662.92 is: 11,492.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,592.20 : 21,883.98 = 7,662.92 : x
  2. Step 2: Convert to fraction form
    14,592.20/21,883.98 = 7,662.92/x
  3. Step 3: Cross multiply
    14,592.20x = 21,883.98 × 7,662.92
  4. Step 4: Simplify right side
    14,592.20x = 167,695,188.02
  5. Step 5: Solve for x
    x = 167,695,188.02/14,592.20
  6. Step 6: Final answer
    x = 11,492.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.