Home / 98,620.24-136,105.44-58,346.96

Finding the Fourth Proportional to 98,620.24, 136,105.44 and 58,346.96

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Solution

The fourth proportional to 98,620.24, 136,105.44 and 58,346.96 is: 80,524.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,620.24 : 136,105.44 = 58,346.96 : x
  2. Step 2: Convert to fraction form
    98,620.24/136,105.44 = 58,346.96/x
  3. Step 3: Cross multiply
    98,620.24x = 136,105.44 × 58,346.96
  4. Step 4: Simplify right side
    98,620.24x = 7,941,338,663.46
  5. Step 5: Solve for x
    x = 7,941,338,663.46/98,620.24
  6. Step 6: Final answer
    x = 80,524.43

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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.