Home / 188,835.06-283,253.13-76,517.22

Finding the Fourth Proportional to 188,835.06, 283,253.13 and 76,517.22

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Solution

The fourth proportional to 188,835.06, 283,253.13 and 76,517.22 is: 114,776.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,835.06 : 283,253.13 = 76,517.22 : x
  2. Step 2: Convert to fraction form
    188,835.06/283,253.13 = 76,517.22/x
  3. Step 3: Cross multiply
    188,835.06x = 283,253.13 × 76,517.22
  4. Step 4: Simplify right side
    188,835.06x = 21,673,742,063.90
  5. Step 5: Solve for x
    x = 21,673,742,063.90/188,835.06
  6. Step 6: Final answer
    x = 114,776.05

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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.