Home / 190,931.78-263,494.07-106,048.84

Finding the Fourth Proportional to 190,931.78, 263,494.07 and 106,048.84

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Solution

The fourth proportional to 190,931.78, 263,494.07 and 106,048.84 is: 146,351.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,931.78 : 263,494.07 = 106,048.84 : x
  2. Step 2: Convert to fraction form
    190,931.78/263,494.07 = 106,048.84/x
  3. Step 3: Cross multiply
    190,931.78x = 263,494.07 × 106,048.84
  4. Step 4: Simplify right side
    190,931.78x = 27,943,240,470.38
  5. Step 5: Solve for x
    x = 27,943,240,470.38/190,931.78
  6. Step 6: Final answer
    x = 146,351.96

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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.