Home / 106,376.25-159,591.72-39,817.34

Finding the Fourth Proportional to 106,376.25, 159,591.72 and 39,817.34

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Solution

The fourth proportional to 106,376.25, 159,591.72 and 39,817.34 is: 59,736.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,376.25 : 159,591.72 = 39,817.34 : x
  2. Step 2: Convert to fraction form
    106,376.25/159,591.72 = 39,817.34/x
  3. Step 3: Cross multiply
    106,376.25x = 159,591.72 × 39,817.34
  4. Step 4: Simplify right side
    106,376.25x = 6,354,516,978.47
  5. Step 5: Solve for x
    x = 6,354,516,978.47/106,376.25
  6. Step 6: Final answer
    x = 59,736.24

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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.