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Finding the Fourth Proportional to 32,991.49, 45,528.49 and 17,884.39

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Solution

The fourth proportional to 32,991.49, 45,528.49 and 17,884.39 is: 24,680.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,991.49 : 45,528.49 = 17,884.39 : x
  2. Step 2: Convert to fraction form
    32,991.49/45,528.49 = 17,884.39/x
  3. Step 3: Cross multiply
    32,991.49x = 45,528.49 × 17,884.39
  4. Step 4: Simplify right side
    32,991.49x = 814,249,201.72
  5. Step 5: Solve for x
    x = 814,249,201.72/32,991.49
  6. Step 6: Final answer
    x = 24,680.58

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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.