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Finding the Fourth Proportional to 60,971.05, 91,466.07 and 36,029.08

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Solution

The fourth proportional to 60,971.05, 91,466.07 and 36,029.08 is: 54,049.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,971.05 : 91,466.07 = 36,029.08 : x
  2. Step 2: Convert to fraction form
    60,971.05/91,466.07 = 36,029.08/x
  3. Step 3: Cross multiply
    60,971.05x = 91,466.07 × 36,029.08
  4. Step 4: Simplify right side
    60,971.05x = 3,295,438,353.32
  5. Step 5: Solve for x
    x = 3,295,438,353.32/60,971.05
  6. Step 6: Final answer
    x = 54,049.23

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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.