Home / 177,399.10-266,175.46-83,856.70

Finding the Fourth Proportional to 177,399.10, 266,175.46 and 83,856.70

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Solution

The fourth proportional to 177,399.10, 266,175.46 and 83,856.70 is: 125,821.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,399.10 : 266,175.46 = 83,856.70 : x
  2. Step 2: Convert to fraction form
    177,399.10/266,175.46 = 83,856.70/x
  3. Step 3: Cross multiply
    177,399.10x = 266,175.46 × 83,856.70
  4. Step 4: Simplify right side
    177,399.10x = 22,320,595,696.58
  5. Step 5: Solve for x
    x = 22,320,595,696.58/177,399.10
  6. Step 6: Final answer
    x = 125,821.36

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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.