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Finding the Fourth Proportional to 23,200.92, 32,017.50 and 12,590.64

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Solution

The fourth proportional to 23,200.92, 32,017.50 and 12,590.64 is: 17,375.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,200.92 : 32,017.50 = 12,590.64 : x
  2. Step 2: Convert to fraction form
    23,200.92/32,017.50 = 12,590.64/x
  3. Step 3: Cross multiply
    23,200.92x = 32,017.50 × 12,590.64
  4. Step 4: Simplify right side
    23,200.92x = 403,120,816.20
  5. Step 5: Solve for x
    x = 403,120,816.20/23,200.92
  6. Step 6: Final answer
    x = 17,375.21

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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.