Home / 105,694.04-158,540.74-26,808.08

Finding the Fourth Proportional to 105,694.04, 158,540.74 and 26,808.08

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Solution

The fourth proportional to 105,694.04, 158,540.74 and 26,808.08 is: 40,212.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,694.04 : 158,540.74 = 26,808.08 : x
  2. Step 2: Convert to fraction form
    105,694.04/158,540.74 = 26,808.08/x
  3. Step 3: Cross multiply
    105,694.04x = 158,540.74 × 26,808.08
  4. Step 4: Simplify right side
    105,694.04x = 4,250,172,841.18
  5. Step 5: Solve for x
    x = 4,250,172,841.18/105,694.04
  6. Step 6: Final answer
    x = 40,212.04

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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.