Home / 136,583.64-188,497.82-82,882.28

Finding the Fourth Proportional to 136,583.64, 188,497.82 and 82,882.28

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Solution

The fourth proportional to 136,583.64, 188,497.82 and 82,882.28 is: 114,385.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,583.64 : 188,497.82 = 82,882.28 : x
  2. Step 2: Convert to fraction form
    136,583.64/188,497.82 = 82,882.28/x
  3. Step 3: Cross multiply
    136,583.64x = 188,497.82 × 82,882.28
  4. Step 4: Simplify right side
    136,583.64x = 15,623,129,096.63
  5. Step 5: Solve for x
    x = 15,623,129,096.63/136,583.64
  6. Step 6: Final answer
    x = 114,385.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.