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Finding the Fourth Proportional to 32,883.71, 45,382.48 and 18,741.11

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Solution

The fourth proportional to 32,883.71, 45,382.48 and 18,741.11 is: 25,864.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,883.71 : 45,382.48 = 18,741.11 : x
  2. Step 2: Convert to fraction form
    32,883.71/45,382.48 = 18,741.11/x
  3. Step 3: Cross multiply
    32,883.71x = 45,382.48 × 18,741.11
  4. Step 4: Simplify right side
    32,883.71x = 850,517,775.99
  5. Step 5: Solve for x
    x = 850,517,775.99/32,883.71
  6. Step 6: Final answer
    x = 25,864.41

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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.