Home / 190,964.16-263,521.60-106,086.40

Finding the Fourth Proportional to 190,964.16, 263,521.60 and 106,086.40

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Solution

The fourth proportional to 190,964.16, 263,521.60 and 106,086.40 is: 146,394.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,964.16 : 263,521.60 = 106,086.40 : x
  2. Step 2: Convert to fraction form
    190,964.16/263,521.60 = 106,086.40/x
  3. Step 3: Cross multiply
    190,964.16x = 263,521.60 × 106,086.40
  4. Step 4: Simplify right side
    190,964.16x = 27,956,057,866.24
  5. Step 5: Solve for x
    x = 27,956,057,866.24/190,964.16
  6. Step 6: Final answer
    x = 146,394.27

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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.