Home / 190,778.73-263,275.66-119,200.26

Finding the Fourth Proportional to 190,778.73, 263,275.66 and 119,200.26

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Solution

The fourth proportional to 190,778.73, 263,275.66 and 119,200.26 is: 164,496.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,778.73 : 263,275.66 = 119,200.26 : x
  2. Step 2: Convert to fraction form
    190,778.73/263,275.66 = 119,200.26/x
  3. Step 3: Cross multiply
    190,778.73x = 263,275.66 × 119,200.26
  4. Step 4: Simplify right side
    190,778.73x = 31,382,527,123.67
  5. Step 5: Solve for x
    x = 31,382,527,123.67/190,778.73
  6. Step 6: Final answer
    x = 164,496.99

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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.