Home / 197,157.24-295,714.26-78,797.88

Finding the Fourth Proportional to 197,157.24, 295,714.26 and 78,797.88

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Solution

The fourth proportional to 197,157.24, 295,714.26 and 78,797.88 is: 118,188.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,157.24 : 295,714.26 = 78,797.88 : x
  2. Step 2: Convert to fraction form
    197,157.24/295,714.26 = 78,797.88/x
  3. Step 3: Cross multiply
    197,157.24x = 295,714.26 × 78,797.88
  4. Step 4: Simplify right side
    197,157.24x = 23,301,656,773.77
  5. Step 5: Solve for x
    x = 23,301,656,773.77/197,157.24
  6. Step 6: Final answer
    x = 118,188.19

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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.