Home / 173,847.40-260,771.10-68,612.20

Finding the Fourth Proportional to 173,847.40, 260,771.10 and 68,612.20

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Solution

The fourth proportional to 173,847.40, 260,771.10 and 68,612.20 is: 102,918.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,847.40 : 260,771.10 = 68,612.20 : x
  2. Step 2: Convert to fraction form
    173,847.40/260,771.10 = 68,612.20/x
  3. Step 3: Cross multiply
    173,847.40x = 260,771.10 × 68,612.20
  4. Step 4: Simplify right side
    173,847.40x = 17,892,078,867.42
  5. Step 5: Solve for x
    x = 17,892,078,867.42/173,847.40
  6. Step 6: Final answer
    x = 102,918.30

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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.