Home / 102,186.01-153,234.33-51,553.88

Finding the Fourth Proportional to 102,186.01, 153,234.33 and 51,553.88

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Solution

The fourth proportional to 102,186.01, 153,234.33 and 51,553.88 is: 77,308.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,186.01 : 153,234.33 = 51,553.88 : x
  2. Step 2: Convert to fraction form
    102,186.01/153,234.33 = 51,553.88/x
  3. Step 3: Cross multiply
    102,186.01x = 153,234.33 × 51,553.88
  4. Step 4: Simplify right side
    102,186.01x = 7,899,824,002.93
  5. Step 5: Solve for x
    x = 7,899,824,002.93/102,186.01
  6. Step 6: Final answer
    x = 77,308.28

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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.