Home / 130,650.04-195,983.97-51,764.14

Finding the Fourth Proportional to 130,650.04, 195,983.97 and 51,764.14

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Solution

The fourth proportional to 130,650.04, 195,983.97 and 51,764.14 is: 77,649.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,650.04 : 195,983.97 = 51,764.14 : x
  2. Step 2: Convert to fraction form
    130,650.04/195,983.97 = 51,764.14/x
  3. Step 3: Cross multiply
    130,650.04x = 195,983.97 × 51,764.14
  4. Step 4: Simplify right side
    130,650.04x = 10,144,941,660.84
  5. Step 5: Solve for x
    x = 10,144,941,660.84/130,650.04
  6. Step 6: Final answer
    x = 77,649.74

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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.