Home / 102,092.64-153,146.25-27,212.39

Finding the Fourth Proportional to 102,092.64, 153,146.25 and 27,212.39

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Solution

The fourth proportional to 102,092.64, 153,146.25 and 27,212.39 is: 40,820.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,092.64 : 153,146.25 = 27,212.39 : x
  2. Step 2: Convert to fraction form
    102,092.64/153,146.25 = 27,212.39/x
  3. Step 3: Cross multiply
    102,092.64x = 153,146.25 × 27,212.39
  4. Step 4: Simplify right side
    102,092.64x = 4,167,475,864.90
  5. Step 5: Solve for x
    x = 4,167,475,864.90/102,092.64
  6. Step 6: Final answer
    x = 40,820.53

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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.