Home / 215,194.20-297,025.02-151,560.60

Finding the Fourth Proportional to 215,194.20, 297,025.02 and 151,560.60

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Solution

The fourth proportional to 215,194.20, 297,025.02 and 151,560.60 is: 209,193.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,194.20 : 297,025.02 = 151,560.60 : x
  2. Step 2: Convert to fraction form
    215,194.20/297,025.02 = 151,560.60/x
  3. Step 3: Cross multiply
    215,194.20x = 297,025.02 × 151,560.60
  4. Step 4: Simplify right side
    215,194.20x = 45,017,290,246.21
  5. Step 5: Solve for x
    x = 45,017,290,246.21/215,194.20
  6. Step 6: Final answer
    x = 209,193.79

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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.