Home / 98,840.26-136,394.15-57,998.89

Finding the Fourth Proportional to 98,840.26, 136,394.15 and 57,998.89

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Solution

The fourth proportional to 98,840.26, 136,394.15 and 57,998.89 is: 80,035.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,840.26 : 136,394.15 = 57,998.89 : x
  2. Step 2: Convert to fraction form
    98,840.26/136,394.15 = 57,998.89/x
  3. Step 3: Cross multiply
    98,840.26x = 136,394.15 × 57,998.89
  4. Step 4: Simplify right side
    98,840.26x = 7,910,708,765.52
  5. Step 5: Solve for x
    x = 7,910,708,765.52/98,840.26
  6. Step 6: Final answer
    x = 80,035.29

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1.5x scale

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.