Home / 98,610.24-136,091.66-58,336.95

Finding the Fourth Proportional to 98,610.24, 136,091.66 and 58,336.95

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Solution

The fourth proportional to 98,610.24, 136,091.66 and 58,336.95 is: 80,510.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,610.24 : 136,091.66 = 58,336.95 : x
  2. Step 2: Convert to fraction form
    98,610.24/136,091.66 = 58,336.95/x
  3. Step 3: Cross multiply
    98,610.24x = 136,091.66 × 58,336.95
  4. Step 4: Simplify right side
    98,610.24x = 7,939,172,073.15
  5. Step 5: Solve for x
    x = 7,939,172,073.15/98,610.24
  6. Step 6: Final answer
    x = 80,510.63

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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.