Home / 97,672.04-146,356.50-67,744.72

Finding the Fourth Proportional to 97,672.04, 146,356.50 and 67,744.72

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Solution

The fourth proportional to 97,672.04, 146,356.50 and 67,744.72 is: 101,511.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,672.04 : 146,356.50 = 67,744.72 : x
  2. Step 2: Convert to fraction form
    97,672.04/146,356.50 = 67,744.72/x
  3. Step 3: Cross multiply
    97,672.04x = 146,356.50 × 67,744.72
  4. Step 4: Simplify right side
    97,672.04x = 9,914,880,112.68
  5. Step 5: Solve for x
    x = 9,914,880,112.68/97,672.04
  6. Step 6: Final answer
    x = 101,511.96

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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.