Home / 130,433.40-195,887.70-114,103.80

Finding the Fourth Proportional to 130,433.40, 195,887.70 and 114,103.80

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Solution

The fourth proportional to 130,433.40, 195,887.70 and 114,103.80 is: 171,363.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,433.40 : 195,887.70 = 114,103.80 : x
  2. Step 2: Convert to fraction form
    130,433.40/195,887.70 = 114,103.80/x
  3. Step 3: Cross multiply
    130,433.40x = 195,887.70 × 114,103.80
  4. Step 4: Simplify right side
    130,433.40x = 22,351,530,943.26
  5. Step 5: Solve for x
    x = 22,351,530,943.26/130,433.40
  6. Step 6: Final answer
    x = 171,363.55

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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.