Home / 130,874.68-196,164.78-55,957.24

Finding the Fourth Proportional to 130,874.68, 196,164.78 and 55,957.24

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Solution

The fourth proportional to 130,874.68, 196,164.78 and 55,957.24 is: 83,872.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,874.68 : 196,164.78 = 55,957.24 : x
  2. Step 2: Convert to fraction form
    130,874.68/196,164.78 = 55,957.24/x
  3. Step 3: Cross multiply
    130,874.68x = 196,164.78 × 55,957.24
  4. Step 4: Simplify right side
    130,874.68x = 10,976,839,674.01
  5. Step 5: Solve for x
    x = 10,976,839,674.01/130,874.68
  6. Step 6: Final answer
    x = 83,872.91

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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.