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Finding the Fourth Proportional to 32,187.78, 44,419.00 and 18,040.62

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Solution

The fourth proportional to 32,187.78, 44,419.00 and 18,040.62 is: 24,895.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,187.78 : 44,419.00 = 18,040.62 : x
  2. Step 2: Convert to fraction form
    32,187.78/44,419.00 = 18,040.62/x
  3. Step 3: Cross multiply
    32,187.78x = 44,419.00 × 18,040.62
  4. Step 4: Simplify right side
    32,187.78x = 801,346,378.97
  5. Step 5: Solve for x
    x = 801,346,378.97/32,187.78
  6. Step 6: Final answer
    x = 24,895.98

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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.