Home / 146,522.20-220,220.70-127,276.60

Finding the Fourth Proportional to 146,522.20, 220,220.70 and 127,276.60

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Solution

The fourth proportional to 146,522.20, 220,220.70 and 127,276.60 is: 191,294.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,522.20 : 220,220.70 = 127,276.60 : x
  2. Step 2: Convert to fraction form
    146,522.20/220,220.70 = 127,276.60/x
  3. Step 3: Cross multiply
    146,522.20x = 220,220.70 × 127,276.60
  4. Step 4: Simplify right side
    146,522.20x = 28,028,941,945.62
  5. Step 5: Solve for x
    x = 28,028,941,945.62/146,522.20
  6. Step 6: Final answer
    x = 191,294.85

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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.