Home / 89,173.38-133,803.60-39,247.20

Finding the Fourth Proportional to 89,173.38, 133,803.60 and 39,247.20

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Solution

The fourth proportional to 89,173.38, 133,803.60 and 39,247.20 is: 58,889.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,173.38 : 133,803.60 = 39,247.20 : x
  2. Step 2: Convert to fraction form
    89,173.38/133,803.60 = 39,247.20/x
  3. Step 3: Cross multiply
    89,173.38x = 133,803.60 × 39,247.20
  4. Step 4: Simplify right side
    89,173.38x = 5,251,416,649.92
  5. Step 5: Solve for x
    x = 5,251,416,649.92/89,173.38
  6. Step 6: Final answer
    x = 58,889.96

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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.