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Finding the Fourth Proportional to 33,232.80, 49,863.60 and 15,693.60

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Solution

The fourth proportional to 33,232.80, 49,863.60 and 15,693.60 is: 23,547.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,232.80 : 49,863.60 = 15,693.60 : x
  2. Step 2: Convert to fraction form
    33,232.80/49,863.60 = 15,693.60/x
  3. Step 3: Cross multiply
    33,232.80x = 49,863.60 × 15,693.60
  4. Step 4: Simplify right side
    33,232.80x = 782,539,392.96
  5. Step 5: Solve for x
    x = 782,539,392.96/33,232.80
  6. Step 6: Final answer
    x = 23,547.20

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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.