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Finding the Fourth Proportional to 201,667.37, 302,430.36 and 59,474.86

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Solution

The fourth proportional to 201,667.37, 302,430.36 and 59,474.86 is: 89,191.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,667.37 : 302,430.36 = 59,474.86 : x
  2. Step 2: Convert to fraction form
    201,667.37/302,430.36 = 59,474.86/x
  3. Step 3: Cross multiply
    201,667.37x = 302,430.36 × 59,474.86
  4. Step 4: Simplify right side
    201,667.37x = 17,987,002,453.16
  5. Step 5: Solve for x
    x = 17,987,002,453.16/201,667.37
  6. Step 6: Final answer
    x = 89,191.44

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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.