Home / 98,632.62-136,121.31-60,391.98

Finding the Fourth Proportional to 98,632.62, 136,121.31 and 60,391.98

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Solution

The fourth proportional to 98,632.62, 136,121.31 and 60,391.98 is: 83,346.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,632.62 : 136,121.31 = 60,391.98 : x
  2. Step 2: Convert to fraction form
    98,632.62/136,121.31 = 60,391.98/x
  3. Step 3: Cross multiply
    98,632.62x = 136,121.31 × 60,391.98
  4. Step 4: Simplify right side
    98,632.62x = 8,220,635,431.09
  5. Step 5: Solve for x
    x = 8,220,635,431.09/98,632.62
  6. Step 6: Final answer
    x = 83,346.01

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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.