Home / 102,553.14-153,845.97-43,389.25

Finding the Fourth Proportional to 102,553.14, 153,845.97 and 43,389.25

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Solution

The fourth proportional to 102,553.14, 153,845.97 and 43,389.25 is: 65,090.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,553.14 : 153,845.97 = 43,389.25 : x
  2. Step 2: Convert to fraction form
    102,553.14/153,845.97 = 43,389.25/x
  3. Step 3: Cross multiply
    102,553.14x = 153,845.97 × 43,389.25
  4. Step 4: Simplify right side
    102,553.14x = 6,675,261,253.82
  5. Step 5: Solve for x
    x = 6,675,261,253.82/102,553.14
  6. Step 6: Final answer
    x = 65,090.76

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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.