Home / 190,679.43-263,140.65-110,114.00

Finding the Fourth Proportional to 190,679.43, 263,140.65 and 110,114.00

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Solution

The fourth proportional to 190,679.43, 263,140.65 and 110,114.00 is: 151,959.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,679.43 : 263,140.65 = 110,114.00 : x
  2. Step 2: Convert to fraction form
    190,679.43/263,140.65 = 110,114.00/x
  3. Step 3: Cross multiply
    190,679.43x = 263,140.65 × 110,114.00
  4. Step 4: Simplify right side
    190,679.43x = 28,975,468,218.40
  5. Step 5: Solve for x
    x = 28,975,468,218.40/190,679.43
  6. Step 6: Final answer
    x = 151,959.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.