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Finding the Fourth Proportional to 60,924.35, 91,310.42 and 29,328.54

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Solution

The fourth proportional to 60,924.35, 91,310.42 and 29,328.54 is: 43,956.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,924.35 : 91,310.42 = 29,328.54 : x
  2. Step 2: Convert to fraction form
    60,924.35/91,310.42 = 29,328.54/x
  3. Step 3: Cross multiply
    60,924.35x = 91,310.42 × 29,328.54
  4. Step 4: Simplify right side
    60,924.35x = 2,678,001,158.74
  5. Step 5: Solve for x
    x = 2,678,001,158.74/60,924.35
  6. Step 6: Final answer
    x = 43,956.17

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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.