Home / 195,015.56-292,500.64-54,786.20

Finding the Fourth Proportional to 195,015.56, 292,500.64 and 54,786.20

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Solution

The fourth proportional to 195,015.56, 292,500.64 and 54,786.20 is: 82,172.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,015.56 : 292,500.64 = 54,786.20 : x
  2. Step 2: Convert to fraction form
    195,015.56/292,500.64 = 54,786.20/x
  3. Step 3: Cross multiply
    195,015.56x = 292,500.64 × 54,786.20
  4. Step 4: Simplify right side
    195,015.56x = 16,024,998,563.17
  5. Step 5: Solve for x
    x = 16,024,998,563.17/195,015.56
  6. Step 6: Final answer
    x = 82,172.92

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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.