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Finding the Fourth Proportional to 23,370.16, 32,250.80 and 12,759.80

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Solution

The fourth proportional to 23,370.16, 32,250.80 and 12,759.80 is: 17,608.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,370.16 : 32,250.80 = 12,759.80 : x
  2. Step 2: Convert to fraction form
    23,370.16/32,250.80 = 12,759.80/x
  3. Step 3: Cross multiply
    23,370.16x = 32,250.80 × 12,759.80
  4. Step 4: Simplify right side
    23,370.16x = 411,513,757.84
  5. Step 5: Solve for x
    x = 411,513,757.84/23,370.16
  6. Step 6: Final answer
    x = 17,608.51

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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.