Home / 231,549.33-347,320.20-73,775.64

Finding the Fourth Proportional to 231,549.33, 347,320.20 and 73,775.64

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Solution

The fourth proportional to 231,549.33, 347,320.20 and 73,775.64 is: 110,662.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,549.33 : 347,320.20 = 73,775.64 : x
  2. Step 2: Convert to fraction form
    231,549.33/347,320.20 = 73,775.64/x
  3. Step 3: Cross multiply
    231,549.33x = 347,320.20 × 73,775.64
  4. Step 4: Simplify right side
    231,549.33x = 25,623,770,039.93
  5. Step 5: Solve for x
    x = 25,623,770,039.93/231,549.33
  6. Step 6: Final answer
    x = 110,662.25

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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.