Home / 130,053.71-195,099.15-40,104.03

Finding the Fourth Proportional to 130,053.71, 195,099.15 and 40,104.03

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Solution

The fourth proportional to 130,053.71, 195,099.15 and 40,104.03 is: 60,161.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,053.71 : 195,099.15 = 40,104.03 : x
  2. Step 2: Convert to fraction form
    130,053.71/195,099.15 = 40,104.03/x
  3. Step 3: Cross multiply
    130,053.71x = 195,099.15 × 40,104.03
  4. Step 4: Simplify right side
    130,053.71x = 7,824,262,164.57
  5. Step 5: Solve for x
    x = 7,824,262,164.57/130,053.71
  6. Step 6: Final answer
    x = 60,161.78

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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.