Home / 92,542,387.52-127,634,029.60-81,354,960.17

Finding the Fourth Proportional to 92,542,387.52, 127,634,029.60 and 81,354,960.17

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Solution

The fourth proportional to 92,542,387.52, 127,634,029.60 and 81,354,960.17 is: 112,204,381.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,542,387.52 : 127,634,029.60 = 81,354,960.17 : x
  2. Step 2: Convert to fraction form
    92,542,387.52/127,634,029.60 = 81,354,960.17/x
  3. Step 3: Cross multiply
    92,542,387.52x = 127,634,029.60 × 81,354,960.17
  4. Step 4: Simplify right side
    92,542,387.52x = 10,383,661,394,444,600
  5. Step 5: Solve for x
    x = 10,383,661,394,444,600/92,542,387.52
  6. Step 6: Final answer
    x = 112,204,381.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.