Home / 131,010.80-196,346.10-60,740.60

Finding the Fourth Proportional to 131,010.80, 196,346.10 and 60,740.60

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Solution

The fourth proportional to 131,010.80, 196,346.10 and 60,740.60 is: 91,032.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,010.80 : 196,346.10 = 60,740.60 : x
  2. Step 2: Convert to fraction form
    131,010.80/196,346.10 = 60,740.60/x
  3. Step 3: Cross multiply
    131,010.80x = 196,346.10 × 60,740.60
  4. Step 4: Simplify right side
    131,010.80x = 11,926,179,921.66
  5. Step 5: Solve for x
    x = 11,926,179,921.66/131,010.80
  6. Step 6: Final answer
    x = 91,032.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.