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Finding the Fourth Proportional to 32,683.60, 45,092.10 and 18,341.47

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Solution

The fourth proportional to 32,683.60, 45,092.10 and 18,341.47 is: 25,304.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,683.60 : 45,092.10 = 18,341.47 : x
  2. Step 2: Convert to fraction form
    32,683.60/45,092.10 = 18,341.47/x
  3. Step 3: Cross multiply
    32,683.60x = 45,092.10 × 18,341.47
  4. Step 4: Simplify right side
    32,683.60x = 827,055,281.11
  5. Step 5: Solve for x
    x = 827,055,281.11/32,683.60
  6. Step 6: Final answer
    x = 25,304.90

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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.