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Finding the Fourth Proportional to 32,635.41, 45,034.43 and 18,487.95

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Solution

The fourth proportional to 32,635.41, 45,034.43 and 18,487.95 is: 25,511.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,635.41 : 45,034.43 = 18,487.95 : x
  2. Step 2: Convert to fraction form
    32,635.41/45,034.43 = 18,487.95/x
  3. Step 3: Cross multiply
    32,635.41x = 45,034.43 × 18,487.95
  4. Step 4: Simplify right side
    32,635.41x = 832,594,132.79
  5. Step 5: Solve for x
    x = 832,594,132.79/32,635.41
  6. Step 6: Final answer
    x = 25,511.99

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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.