Home / 129,297.04-193,939.92-40,548.52

Finding the Fourth Proportional to 129,297.04, 193,939.92 and 40,548.52

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Solution

The fourth proportional to 129,297.04, 193,939.92 and 40,548.52 is: 60,821.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,297.04 : 193,939.92 = 40,548.52 : x
  2. Step 2: Convert to fraction form
    129,297.04/193,939.92 = 40,548.52/x
  3. Step 3: Cross multiply
    129,297.04x = 193,939.92 × 40,548.52
  4. Step 4: Simplify right side
    129,297.04x = 7,863,976,724.92
  5. Step 5: Solve for x
    x = 7,863,976,724.92/129,297.04
  6. Step 6: Final answer
    x = 60,821.01

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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.