Home / 190,900.19-263,442.88-106,017.26

Finding the Fourth Proportional to 190,900.19, 263,442.88 and 106,017.26

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Solution

The fourth proportional to 190,900.19, 263,442.88 and 106,017.26 is: 146,304.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,900.19 : 263,442.88 = 106,017.26 : x
  2. Step 2: Convert to fraction form
    190,900.19/263,442.88 = 106,017.26/x
  3. Step 3: Cross multiply
    190,900.19x = 263,442.88 × 106,017.26
  4. Step 4: Simplify right side
    190,900.19x = 27,929,491,119.42
  5. Step 5: Solve for x
    x = 27,929,491,119.42/190,900.19
  6. Step 6: Final answer
    x = 146,304.15

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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.