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Finding the Fourth Proportional to 101,840.67, 152,758.68 and 59,986.25

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Solution

The fourth proportional to 101,840.67, 152,758.68 and 59,986.25 is: 89,978.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,840.67 : 152,758.68 = 59,986.25 : x
  2. Step 2: Convert to fraction form
    101,840.67/152,758.68 = 59,986.25/x
  3. Step 3: Cross multiply
    101,840.67x = 152,758.68 × 59,986.25
  4. Step 4: Simplify right side
    101,840.67x = 9,163,419,952.25
  5. Step 5: Solve for x
    x = 9,163,419,952.25/101,840.67
  6. Step 6: Final answer
    x = 89,978.00

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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.