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Finding the Fourth Proportional to 32,363.72, 44,675.75 and 21,759.50

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Solution

The fourth proportional to 32,363.72, 44,675.75 and 21,759.50 is: 30,037.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,363.72 : 44,675.75 = 21,759.50 : x
  2. Step 2: Convert to fraction form
    32,363.72/44,675.75 = 21,759.50/x
  3. Step 3: Cross multiply
    32,363.72x = 44,675.75 × 21,759.50
  4. Step 4: Simplify right side
    32,363.72x = 972,121,873.33
  5. Step 5: Solve for x
    x = 972,121,873.33/32,363.72
  6. Step 6: Final answer
    x = 30,037.40

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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.