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Finding the Fourth Proportional to 124,500.84, 186,722.80 and 35,753.64

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Solution

The fourth proportional to 124,500.84, 186,722.80 and 35,753.64 is: 53,622.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,500.84 : 186,722.80 = 35,753.64 : x
  2. Step 2: Convert to fraction form
    124,500.84/186,722.80 = 35,753.64/x
  3. Step 3: Cross multiply
    124,500.84x = 186,722.80 × 35,753.64
  4. Step 4: Simplify right side
    124,500.84x = 6,676,019,770.99
  5. Step 5: Solve for x
    x = 6,676,019,770.99/124,500.84
  6. Step 6: Final answer
    x = 53,622.29

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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.