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Finding the Fourth Proportional to 201,216.24, 301,855.68 and 60,941.52

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Solution

The fourth proportional to 201,216.24, 301,855.68 and 60,941.52 is: 91,421.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,216.24 : 301,855.68 = 60,941.52 : x
  2. Step 2: Convert to fraction form
    201,216.24/301,855.68 = 60,941.52/x
  3. Step 3: Cross multiply
    201,216.24x = 301,855.68 × 60,941.52
  4. Step 4: Simplify right side
    201,216.24x = 18,395,543,959.83
  5. Step 5: Solve for x
    x = 18,395,543,959.83/201,216.24
  6. Step 6: Final answer
    x = 91,421.77

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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.