Home / 190,562.91-262,995.98-105,695.97

Finding the Fourth Proportional to 190,562.91, 262,995.98 and 105,695.97

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Solution

The fourth proportional to 190,562.91, 262,995.98 and 105,695.97 is: 145,871.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,562.91 : 262,995.98 = 105,695.97 : x
  2. Step 2: Convert to fraction form
    190,562.91/262,995.98 = 105,695.97/x
  3. Step 3: Cross multiply
    190,562.91x = 262,995.98 × 105,695.97
  4. Step 4: Simplify right side
    190,562.91x = 27,797,614,683.72
  5. Step 5: Solve for x
    x = 27,797,614,683.72/190,562.91
  6. Step 6: Final answer
    x = 145,871.07

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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.