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Finding the Fourth Proportional to 32,512.56, 44,904.36 and 21,883.74

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Solution

The fourth proportional to 32,512.56, 44,904.36 and 21,883.74 is: 30,224.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,512.56 : 44,904.36 = 21,883.74 : x
  2. Step 2: Convert to fraction form
    32,512.56/44,904.36 = 21,883.74/x
  3. Step 3: Cross multiply
    32,512.56x = 44,904.36 × 21,883.74
  4. Step 4: Simplify right side
    32,512.56x = 982,675,339.11
  5. Step 5: Solve for x
    x = 982,675,339.11/32,512.56
  6. Step 6: Final answer
    x = 30,224.48

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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.