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Finding the Fourth Proportional to 121,357, 182,066.22 and 33,805

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Solution

The fourth proportional to 121,357, 182,066.22 and 33,805 is: 50,716.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,357 : 182,066.22 = 33,805 : x
  2. Step 2: Convert to fraction form
    121,357/182,066.22 = 33,805/x
  3. Step 3: Cross multiply
    121,357x = 182,066.22 × 33,805
  4. Step 4: Simplify right side
    121,357x = 6,154,748,567.10
  5. Step 5: Solve for x
    x = 6,154,748,567.10/121,357
  6. Step 6: Final answer
    x = 50,716.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.