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Finding the Fourth Proportional to 32,683.94, 45,100.11 and 18,340.80

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Solution

The fourth proportional to 32,683.94, 45,100.11 and 18,340.80 is: 25,308.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,683.94 : 45,100.11 = 18,340.80 : x
  2. Step 2: Convert to fraction form
    32,683.94/45,100.11 = 18,340.80/x
  3. Step 3: Cross multiply
    32,683.94x = 45,100.11 × 18,340.80
  4. Step 4: Simplify right side
    32,683.94x = 827,172,097.49
  5. Step 5: Solve for x
    x = 827,172,097.49/32,683.94
  6. Step 6: Final answer
    x = 25,308.22

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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.