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Finding the Fourth Proportional to 26,901, 40,357.98 and 8,433

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Solution

The fourth proportional to 26,901, 40,357.98 and 8,433 is: 12,651.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,901 : 40,357.98 = 8,433 : x
  2. Step 2: Convert to fraction form
    26,901/40,357.98 = 8,433/x
  3. Step 3: Cross multiply
    26,901x = 40,357.98 × 8,433
  4. Step 4: Simplify right side
    26,901x = 340,338,845.34
  5. Step 5: Solve for x
    x = 340,338,845.34/26,901
  6. Step 6: Final answer
    x = 12,651.53

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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.