Home / 173,231.20-259,847.40-53,287.34

Finding the Fourth Proportional to 173,231.20, 259,847.40 and 53,287.34

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Solution

The fourth proportional to 173,231.20, 259,847.40 and 53,287.34 is: 79,931.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,231.20 : 259,847.40 = 53,287.34 : x
  2. Step 2: Convert to fraction form
    173,231.20/259,847.40 = 53,287.34/x
  3. Step 3: Cross multiply
    173,231.20x = 259,847.40 × 53,287.34
  4. Step 4: Simplify right side
    173,231.20x = 13,846,576,751.92
  5. Step 5: Solve for x
    x = 13,846,576,751.92/173,231.20
  6. Step 6: Final answer
    x = 79,931.19

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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.