Home / 308,116.27-462,173.19-97,770.61

Finding the Fourth Proportional to 308,116.27, 462,173.19 and 97,770.61

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Solution

The fourth proportional to 308,116.27, 462,173.19 and 97,770.61 is: 146,655.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,116.27 : 462,173.19 = 97,770.61 : x
  2. Step 2: Convert to fraction form
    308,116.27/462,173.19 = 97,770.61/x
  3. Step 3: Cross multiply
    308,116.27x = 462,173.19 × 97,770.61
  4. Step 4: Simplify right side
    308,116.27x = 45,186,954,711.95
  5. Step 5: Solve for x
    x = 45,186,954,711.95/308,116.27
  6. Step 6: Final answer
    x = 146,655.53

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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.