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Finding the Fourth Proportional to 57,987.63, 80,022.92 and 32,841.99

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Solution

The fourth proportional to 57,987.63, 80,022.92 and 32,841.99 is: 45,321.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,987.63 : 80,022.92 = 32,841.99 : x
  2. Step 2: Convert to fraction form
    57,987.63/80,022.92 = 32,841.99/x
  3. Step 3: Cross multiply
    57,987.63x = 80,022.92 × 32,841.99
  4. Step 4: Simplify right side
    57,987.63x = 2,628,111,938.41
  5. Step 5: Solve for x
    x = 2,628,111,938.41/57,987.63
  6. Step 6: Final answer
    x = 45,321.94

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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.