Home / 190,127.82-285,472.08-106,052.25

Finding the Fourth Proportional to 190,127.82, 285,472.08 and 106,052.25

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Solution

The fourth proportional to 190,127.82, 285,472.08 and 106,052.25 is: 159,234.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,127.82 : 285,472.08 = 106,052.25 : x
  2. Step 2: Convert to fraction form
    190,127.82/285,472.08 = 106,052.25/x
  3. Step 3: Cross multiply
    190,127.82x = 285,472.08 × 106,052.25
  4. Step 4: Simplify right side
    190,127.82x = 30,274,956,396.18
  5. Step 5: Solve for x
    x = 30,274,956,396.18/190,127.82
  6. Step 6: Final answer
    x = 159,234.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.