Home / 190,906.32-263,419.10-110,341.36

Finding the Fourth Proportional to 190,906.32, 263,419.10 and 110,341.36

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Solution

The fourth proportional to 190,906.32, 263,419.10 and 110,341.36 is: 152,252.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,906.32 : 263,419.10 = 110,341.36 : x
  2. Step 2: Convert to fraction form
    190,906.32/263,419.10 = 110,341.36/x
  3. Step 3: Cross multiply
    190,906.32x = 263,419.10 × 110,341.36
  4. Step 4: Simplify right side
    190,906.32x = 29,066,021,192.27
  5. Step 5: Solve for x
    x = 29,066,021,192.27/190,906.32
  6. Step 6: Final answer
    x = 152,252.80

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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.