Home / 98,072.07-135,354.95-59,839.97

Finding the Fourth Proportional to 98,072.07, 135,354.95 and 59,839.97

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Solution

The fourth proportional to 98,072.07, 135,354.95 and 59,839.97 is: 82,588.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,072.07 : 135,354.95 = 59,839.97 : x
  2. Step 2: Convert to fraction form
    98,072.07/135,354.95 = 59,839.97/x
  3. Step 3: Cross multiply
    98,072.07x = 135,354.95 × 59,839.97
  4. Step 4: Simplify right side
    98,072.07x = 8,099,635,395.78
  5. Step 5: Solve for x
    x = 8,099,635,395.78/98,072.07
  6. Step 6: Final answer
    x = 82,588.61

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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.