Home / 149,281.14-206,000.37-82,200.18

Finding the Fourth Proportional to 149,281.14, 206,000.37 and 82,200.18

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Solution

The fourth proportional to 149,281.14, 206,000.37 and 82,200.18 is: 113,432.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,281.14 : 206,000.37 = 82,200.18 : x
  2. Step 2: Convert to fraction form
    149,281.14/206,000.37 = 82,200.18/x
  3. Step 3: Cross multiply
    149,281.14x = 206,000.37 × 82,200.18
  4. Step 4: Simplify right side
    149,281.14x = 16,933,267,494.07
  5. Step 5: Solve for x
    x = 16,933,267,494.07/149,281.14
  6. Step 6: Final answer
    x = 113,432.06

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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.