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Finding the Fourth Proportional to 60,961.03, 91,358.44 and 29,368.79

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Solution

The fourth proportional to 60,961.03, 91,358.44 and 29,368.79 is: 44,013.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,961.03 : 91,358.44 = 29,368.79 : x
  2. Step 2: Convert to fraction form
    60,961.03/91,358.44 = 29,368.79/x
  3. Step 3: Cross multiply
    60,961.03x = 91,358.44 × 29,368.79
  4. Step 4: Simplify right side
    60,961.03x = 2,683,086,816.67
  5. Step 5: Solve for x
    x = 2,683,086,816.67/60,961.03
  6. Step 6: Final answer
    x = 44,013.15

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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.