Home / 190,732.14-263,110.92-113,162.64

Finding the Fourth Proportional to 190,732.14, 263,110.92 and 113,162.64

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Solution

The fourth proportional to 190,732.14, 263,110.92 and 113,162.64 is: 156,105.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,732.14 : 263,110.92 = 113,162.64 : x
  2. Step 2: Convert to fraction form
    190,732.14/263,110.92 = 113,162.64/x
  3. Step 3: Cross multiply
    190,732.14x = 263,110.92 × 113,162.64
  4. Step 4: Simplify right side
    190,732.14x = 29,774,326,320.03
  5. Step 5: Solve for x
    x = 29,774,326,320.03/190,732.14
  6. Step 6: Final answer
    x = 156,105.45

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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.