Home / 113,997.24-170,998.80-54,011.64

Finding the Fourth Proportional to 113,997.24, 170,998.80 and 54,011.64

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Solution

The fourth proportional to 113,997.24, 170,998.80 and 54,011.64 is: 81,018.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,997.24 : 170,998.80 = 54,011.64 : x
  2. Step 2: Convert to fraction form
    113,997.24/170,998.80 = 54,011.64/x
  3. Step 3: Cross multiply
    113,997.24x = 170,998.80 × 54,011.64
  4. Step 4: Simplify right side
    113,997.24x = 9,235,925,626.03
  5. Step 5: Solve for x
    x = 9,235,925,626.03/113,997.24
  6. Step 6: Final answer
    x = 81,018.85

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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.