Home / 190,842.24-263,357.28-105,957.12

Finding the Fourth Proportional to 190,842.24, 263,357.28 and 105,957.12

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Solution

The fourth proportional to 190,842.24, 263,357.28 and 105,957.12 is: 146,218.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,842.24 : 263,357.28 = 105,957.12 : x
  2. Step 2: Convert to fraction form
    190,842.24/263,357.28 = 105,957.12/x
  3. Step 3: Cross multiply
    190,842.24x = 263,357.28 × 105,957.12
  4. Step 4: Simplify right side
    190,842.24x = 27,904,578,919.83
  5. Step 5: Solve for x
    x = 27,904,578,919.83/190,842.24
  6. Step 6: Final answer
    x = 146,218.04

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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.