Home / 106,534.08-159,759.59-39,937.88

Finding the Fourth Proportional to 106,534.08, 159,759.59 and 39,937.88

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Solution

The fourth proportional to 106,534.08, 159,759.59 and 39,937.88 is: 59,891.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,534.08 : 159,759.59 = 39,937.88 : x
  2. Step 2: Convert to fraction form
    106,534.08/159,759.59 = 39,937.88/x
  3. Step 3: Cross multiply
    106,534.08x = 159,759.59 × 39,937.88
  4. Step 4: Simplify right side
    106,534.08x = 6,380,459,334.27
  5. Step 5: Solve for x
    x = 6,380,459,334.27/106,534.08
  6. Step 6: Final answer
    x = 59,891.25

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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.