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Finding the Fourth Proportional to 92,508, 127,660.80 and 50,066.52

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Solution

The fourth proportional to 92,508, 127,660.80 and 50,066.52 is: 69,091.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,508 : 127,660.80 = 50,066.52 : x
  2. Step 2: Convert to fraction form
    92,508/127,660.80 = 50,066.52/x
  3. Step 3: Cross multiply
    92,508x = 127,660.80 × 50,066.52
  4. Step 4: Simplify right side
    92,508x = 6,391,531,996.42
  5. Step 5: Solve for x
    x = 6,391,531,996.42/92,508
  6. Step 6: Final answer
    x = 69,091.67

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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.