Home / 190,905.46-263,434.16-110,338.20

Finding the Fourth Proportional to 190,905.46, 263,434.16 and 110,338.20

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Solution

The fourth proportional to 190,905.46, 263,434.16 and 110,338.20 is: 152,257.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,905.46 : 263,434.16 = 110,338.20 : x
  2. Step 2: Convert to fraction form
    190,905.46/263,434.16 = 110,338.20/x
  3. Step 3: Cross multiply
    190,905.46x = 263,434.16 × 110,338.20
  4. Step 4: Simplify right side
    190,905.46x = 29,066,851,308.76
  5. Step 5: Solve for x
    x = 29,066,851,308.76/190,905.46
  6. Step 6: Final answer
    x = 152,257.83

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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.