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Finding the Fourth Proportional to 175,269.84, 262,799.46 and 68,526.63

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Solution

The fourth proportional to 175,269.84, 262,799.46 and 68,526.63 is: 102,748.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,269.84 : 262,799.46 = 68,526.63 : x
  2. Step 2: Convert to fraction form
    175,269.84/262,799.46 = 68,526.63/x
  3. Step 3: Cross multiply
    175,269.84x = 262,799.46 × 68,526.63
  4. Step 4: Simplify right side
    175,269.84x = 18,008,760,216.94
  5. Step 5: Solve for x
    x = 18,008,760,216.94/175,269.84
  6. Step 6: Final answer
    x = 102,748.77

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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.