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Finding the Fourth Proportional to 201,039.76, 301,559.82 and 60,798.52

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Solution

The fourth proportional to 201,039.76, 301,559.82 and 60,798.52 is: 91,197.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,039.76 : 301,559.82 = 60,798.52 : x
  2. Step 2: Convert to fraction form
    201,039.76/301,559.82 = 60,798.52/x
  3. Step 3: Cross multiply
    201,039.76x = 301,559.82 × 60,798.52
  4. Step 4: Simplify right side
    201,039.76x = 18,334,390,747.47
  5. Step 5: Solve for x
    x = 18,334,390,747.47/201,039.76
  6. Step 6: Final answer
    x = 91,197.83

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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.