Home / 192,217.96-287,759.13-141,964.30

Finding the Fourth Proportional to 192,217.96, 287,759.13 and 141,964.30

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Solution

The fourth proportional to 192,217.96, 287,759.13 and 141,964.30 is: 212,527.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,217.96 : 287,759.13 = 141,964.30 : x
  2. Step 2: Convert to fraction form
    192,217.96/287,759.13 = 141,964.30/x
  3. Step 3: Cross multiply
    192,217.96x = 287,759.13 × 141,964.30
  4. Step 4: Simplify right side
    192,217.96x = 40,851,523,459.06
  5. Step 5: Solve for x
    x = 40,851,523,459.06/192,217.96
  6. Step 6: Final answer
    x = 212,527.09

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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.