Home / 190,920.96-263,478.96-106,045.92

Finding the Fourth Proportional to 190,920.96, 263,478.96 and 106,045.92

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Solution

The fourth proportional to 190,920.96, 263,478.96 and 106,045.92 is: 146,347.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,920.96 : 263,478.96 = 106,045.92 : x
  2. Step 2: Convert to fraction form
    190,920.96/263,478.96 = 106,045.92/x
  3. Step 3: Cross multiply
    190,920.96x = 263,478.96 × 106,045.92
  4. Step 4: Simplify right side
    190,920.96x = 27,940,868,713.84
  5. Step 5: Solve for x
    x = 27,940,868,713.84/190,920.96
  6. Step 6: Final answer
    x = 146,347.83

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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.