Home / 190,124.44-262,377.20-105,246.97

Finding the Fourth Proportional to 190,124.44, 262,377.20 and 105,246.97

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Solution

The fourth proportional to 190,124.44, 262,377.20 and 105,246.97 is: 145,243.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,124.44 : 262,377.20 = 105,246.97 : x
  2. Step 2: Convert to fraction form
    190,124.44/262,377.20 = 105,246.97/x
  3. Step 3: Cross multiply
    190,124.44x = 262,377.20 × 105,246.97
  4. Step 4: Simplify right side
    190,124.44x = 27,614,404,904.26
  5. Step 5: Solve for x
    x = 27,614,404,904.26/190,124.44
  6. Step 6: Final answer
    x = 145,243.85

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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.