Home / 190,700.40-263,151.96-110,091.12

Finding the Fourth Proportional to 190,700.40, 263,151.96 and 110,091.12

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Solution

The fourth proportional to 190,700.40, 263,151.96 and 110,091.12 is: 151,917.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,700.40 : 263,151.96 = 110,091.12 : x
  2. Step 2: Convert to fraction form
    190,700.40/263,151.96 = 110,091.12/x
  3. Step 3: Cross multiply
    190,700.40x = 263,151.96 × 110,091.12
  4. Step 4: Simplify right side
    190,700.40x = 28,970,694,006.60
  5. Step 5: Solve for x
    x = 28,970,694,006.60/190,700.40
  6. Step 6: Final answer
    x = 151,917.32

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1.5x scale

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.