Home / 263,869.11-396,333.09-157,460.63

Finding the Fourth Proportional to 263,869.11, 396,333.09 and 157,460.63

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Solution

The fourth proportional to 263,869.11, 396,333.09 and 157,460.63 is: 236,506.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,869.11 : 396,333.09 = 157,460.63 : x
  2. Step 2: Convert to fraction form
    263,869.11/396,333.09 = 157,460.63/x
  3. Step 3: Cross multiply
    263,869.11x = 396,333.09 × 157,460.63
  4. Step 4: Simplify right side
    263,869.11x = 62,406,856,059.58
  5. Step 5: Solve for x
    x = 62,406,856,059.58/263,869.11
  6. Step 6: Final answer
    x = 236,506.87

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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.