Home / 173,512.40-259,750.20-103,355.60

Finding the Fourth Proportional to 173,512.40, 259,750.20 and 103,355.60

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Solution

The fourth proportional to 173,512.40, 259,750.20 and 103,355.60 is: 154,724.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,512.40 : 259,750.20 = 103,355.60 : x
  2. Step 2: Convert to fraction form
    173,512.40/259,750.20 = 103,355.60/x
  3. Step 3: Cross multiply
    173,512.40x = 259,750.20 × 103,355.60
  4. Step 4: Simplify right side
    173,512.40x = 26,846,637,771.12
  5. Step 5: Solve for x
    x = 26,846,637,771.12/173,512.40
  6. Step 6: Final answer
    x = 154,724.61

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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.