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Finding the Fourth Proportional to 134,612.34, 201,902.87 and 34,764.68

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Solution

The fourth proportional to 134,612.34, 201,902.87 and 34,764.68 is: 52,142.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,612.34 : 201,902.87 = 34,764.68 : x
  2. Step 2: Convert to fraction form
    134,612.34/201,902.87 = 34,764.68/x
  3. Step 3: Cross multiply
    134,612.34x = 201,902.87 × 34,764.68
  4. Step 4: Simplify right side
    134,612.34x = 7,019,087,483.29
  5. Step 5: Solve for x
    x = 7,019,087,483.29/134,612.34
  6. Step 6: Final answer
    x = 52,142.97

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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.