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Finding the Fourth Proportional to 32,649.62, 45,059.10 and 18,503.38

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Solution

The fourth proportional to 32,649.62, 45,059.10 and 18,503.38 is: 25,536.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,649.62 : 45,059.10 = 18,503.38 : x
  2. Step 2: Convert to fraction form
    32,649.62/45,059.10 = 18,503.38/x
  3. Step 3: Cross multiply
    32,649.62x = 45,059.10 × 18,503.38
  4. Step 4: Simplify right side
    32,649.62x = 833,745,424.46
  5. Step 5: Solve for x
    x = 833,745,424.46/32,649.62
  6. Step 6: Final answer
    x = 25,536.14

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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.