Home / 91,708.86-126,511.65-59,896.38

Finding the Fourth Proportional to 91,708.86, 126,511.65 and 59,896.38

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Solution

The fourth proportional to 91,708.86, 126,511.65 and 59,896.38 is: 82,626.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,708.86 : 126,511.65 = 59,896.38 : x
  2. Step 2: Convert to fraction form
    91,708.86/126,511.65 = 59,896.38/x
  3. Step 3: Cross multiply
    91,708.86x = 126,511.65 × 59,896.38
  4. Step 4: Simplify right side
    91,708.86x = 7,577,589,862.83
  5. Step 5: Solve for x
    x = 7,577,589,862.83/91,708.86
  6. Step 6: Final answer
    x = 82,626.58

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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.