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Finding the Fourth Proportional to 23,312.16, 34,922.16 and 11,008.80

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Solution

The fourth proportional to 23,312.16, 34,922.16 and 11,008.80 is: 16,491.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,312.16 : 34,922.16 = 11,008.80 : x
  2. Step 2: Convert to fraction form
    23,312.16/34,922.16 = 11,008.80/x
  3. Step 3: Cross multiply
    23,312.16x = 34,922.16 × 11,008.80
  4. Step 4: Simplify right side
    23,312.16x = 384,451,075.01
  5. Step 5: Solve for x
    x = 384,451,075.01/23,312.16
  6. Step 6: Final answer
    x = 16,491.44

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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.