Home / 106,382.46-159,577.74-39,815.58

Finding the Fourth Proportional to 106,382.46, 159,577.74 and 39,815.58

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Solution

The fourth proportional to 106,382.46, 159,577.74 and 39,815.58 is: 59,724.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,382.46 : 159,577.74 = 39,815.58 : x
  2. Step 2: Convert to fraction form
    106,382.46/159,577.74 = 39,815.58/x
  3. Step 3: Cross multiply
    106,382.46x = 159,577.74 × 39,815.58
  4. Step 4: Simplify right side
    106,382.46x = 6,353,680,273.19
  5. Step 5: Solve for x
    x = 6,353,680,273.19/106,382.46
  6. Step 6: Final answer
    x = 59,724.89

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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.