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Finding the Fourth Proportional to 60,177.78, 90,199.44 and 53,174.52

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Solution

The fourth proportional to 60,177.78, 90,199.44 and 53,174.52 is: 79,702.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,177.78 : 90,199.44 = 53,174.52 : x
  2. Step 2: Convert to fraction form
    60,177.78/90,199.44 = 53,174.52/x
  3. Step 3: Cross multiply
    60,177.78x = 90,199.44 × 53,174.52
  4. Step 4: Simplify right side
    60,177.78x = 4,796,311,926.27
  5. Step 5: Solve for x
    x = 4,796,311,926.27/60,177.78
  6. Step 6: Final answer
    x = 79,702.37

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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.