Home / 173,364.10-260,046.15-90,247.30

Finding the Fourth Proportional to 173,364.10, 260,046.15 and 90,247.30

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Solution

The fourth proportional to 173,364.10, 260,046.15 and 90,247.30 is: 135,370.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,364.10 : 260,046.15 = 90,247.30 : x
  2. Step 2: Convert to fraction form
    173,364.10/260,046.15 = 90,247.30/x
  3. Step 3: Cross multiply
    173,364.10x = 260,046.15 × 90,247.30
  4. Step 4: Simplify right side
    173,364.10x = 23,468,462,912.90
  5. Step 5: Solve for x
    x = 23,468,462,912.90/173,364.10
  6. Step 6: Final answer
    x = 135,370.95

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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.