Home / 130,974.60-196,297.54-56,006.56

Finding the Fourth Proportional to 130,974.60, 196,297.54 and 56,006.56

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Solution

The fourth proportional to 130,974.60, 196,297.54 and 56,006.56 is: 83,939.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,974.60 : 196,297.54 = 56,006.56 : x
  2. Step 2: Convert to fraction form
    130,974.60/196,297.54 = 56,006.56/x
  3. Step 3: Cross multiply
    130,974.60x = 196,297.54 × 56,006.56
  4. Step 4: Simplify right side
    130,974.60x = 10,993,949,951.86
  5. Step 5: Solve for x
    x = 10,993,949,951.86/130,974.60
  6. Step 6: Final answer
    x = 83,939.56

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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.