Home / 187,456.24-281,059.62-103,256.02

Finding the Fourth Proportional to 187,456.24, 281,059.62 and 103,256.02

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Solution

The fourth proportional to 187,456.24, 281,059.62 and 103,256.02 is: 154,815.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,456.24 : 281,059.62 = 103,256.02 : x
  2. Step 2: Convert to fraction form
    187,456.24/281,059.62 = 103,256.02/x
  3. Step 3: Cross multiply
    187,456.24x = 281,059.62 × 103,256.02
  4. Step 4: Simplify right side
    187,456.24x = 29,021,097,743.91
  5. Step 5: Solve for x
    x = 29,021,097,743.91/187,456.24
  6. Step 6: Final answer
    x = 154,815.32

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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.