Home / 146,184.96-201,735.27-79,116.96

Finding the Fourth Proportional to 146,184.96, 201,735.27 and 79,116.96

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Solution

The fourth proportional to 146,184.96, 201,735.27 and 79,116.96 is: 109,181.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,184.96 : 201,735.27 = 79,116.96 : x
  2. Step 2: Convert to fraction form
    146,184.96/201,735.27 = 79,116.96/x
  3. Step 3: Cross multiply
    146,184.96x = 201,735.27 × 79,116.96
  4. Step 4: Simplify right side
    146,184.96x = 15,960,681,287.18
  5. Step 5: Solve for x
    x = 15,960,681,287.18/146,184.96
  6. Step 6: Final answer
    x = 109,181.42

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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.