Home / 173,350.20-259,830.90-89,077.80

Finding the Fourth Proportional to 173,350.20, 259,830.90 and 89,077.80

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Solution

The fourth proportional to 173,350.20, 259,830.90 and 89,077.80 is: 133,516.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,350.20 : 259,830.90 = 89,077.80 : x
  2. Step 2: Convert to fraction form
    173,350.20/259,830.90 = 89,077.80/x
  3. Step 3: Cross multiply
    173,350.20x = 259,830.90 × 89,077.80
  4. Step 4: Simplify right side
    173,350.20x = 23,145,164,944.02
  5. Step 5: Solve for x
    x = 23,145,164,944.02/173,350.20
  6. Step 6: Final answer
    x = 133,516.81

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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.