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Finding the Fourth Proportional to 60,506.83, 90,770.01 and 25,456.51

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Solution

The fourth proportional to 60,506.83, 90,770.01 and 25,456.51 is: 38,188.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,506.83 : 90,770.01 = 25,456.51 : x
  2. Step 2: Convert to fraction form
    60,506.83/90,770.01 = 25,456.51/x
  3. Step 3: Cross multiply
    60,506.83x = 90,770.01 × 25,456.51
  4. Step 4: Simplify right side
    60,506.83x = 2,310,687,667.27
  5. Step 5: Solve for x
    x = 2,310,687,667.27/60,506.83
  6. Step 6: Final answer
    x = 38,188.87

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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.