Home / 72,194.16-108,289.98-30,096.84

Finding the Fourth Proportional to 72,194.16, 108,289.98 and 30,096.84

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Solution

The fourth proportional to 72,194.16, 108,289.98 and 30,096.84 is: 45,144.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,194.16 : 108,289.98 = 30,096.84 : x
  2. Step 2: Convert to fraction form
    72,194.16/108,289.98 = 30,096.84/x
  3. Step 3: Cross multiply
    72,194.16x = 108,289.98 × 30,096.84
  4. Step 4: Simplify right side
    72,194.16x = 3,259,186,201.66
  5. Step 5: Solve for x
    x = 3,259,186,201.66/72,194.16
  6. Step 6: Final answer
    x = 45,144.73

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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.