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Finding the Fourth Proportional to 201,317.80, 301,978.02 and 59,162.56

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Solution

The fourth proportional to 201,317.80, 301,978.02 and 59,162.56 is: 88,744.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,317.80 : 301,978.02 = 59,162.56 : x
  2. Step 2: Convert to fraction form
    201,317.80/301,978.02 = 59,162.56/x
  3. Step 3: Cross multiply
    201,317.80x = 301,978.02 × 59,162.56
  4. Step 4: Simplify right side
    201,317.80x = 17,865,792,726.93
  5. Step 5: Solve for x
    x = 17,865,792,726.93/201,317.80
  6. Step 6: Final answer
    x = 88,744.23

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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.