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Finding the Fourth Proportional to 111,225.52, 153,490.44 and 60,923.44

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Solution

The fourth proportional to 111,225.52, 153,490.44 and 60,923.44 is: 84,073.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,225.52 : 153,490.44 = 60,923.44 : x
  2. Step 2: Convert to fraction form
    111,225.52/153,490.44 = 60,923.44/x
  3. Step 3: Cross multiply
    111,225.52x = 153,490.44 × 60,923.44
  4. Step 4: Simplify right side
    111,225.52x = 9,351,165,611.91
  5. Step 5: Solve for x
    x = 9,351,165,611.91/111,225.52
  6. Step 6: Final answer
    x = 84,073.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.