Home / 106,063.75-159,087.30-61,662.16

Finding the Fourth Proportional to 106,063.75, 159,087.30 and 61,662.16

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Solution

The fourth proportional to 106,063.75, 159,087.30 and 61,662.16 is: 92,488.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,063.75 : 159,087.30 = 61,662.16 : x
  2. Step 2: Convert to fraction form
    106,063.75/159,087.30 = 61,662.16/x
  3. Step 3: Cross multiply
    106,063.75x = 159,087.30 × 61,662.16
  4. Step 4: Simplify right side
    106,063.75x = 9,809,666,546.57
  5. Step 5: Solve for x
    x = 9,809,666,546.57/106,063.75
  6. Step 6: Final answer
    x = 92,488.40

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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.