Home / 106,087.80-158,896.59-61,604.22

Finding the Fourth Proportional to 106,087.80, 158,896.59 and 61,604.22

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Solution

The fourth proportional to 106,087.80, 158,896.59 and 61,604.22 is: 92,269.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,087.80 : 158,896.59 = 61,604.22 : x
  2. Step 2: Convert to fraction form
    106,087.80/158,896.59 = 61,604.22/x
  3. Step 3: Cross multiply
    106,087.80x = 158,896.59 × 61,604.22
  4. Step 4: Simplify right side
    106,087.80x = 9,788,700,487.61
  5. Step 5: Solve for x
    x = 9,788,700,487.61/106,087.80
  6. Step 6: Final answer
    x = 92,269.80

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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.