Home / 101,320.62-151,936.30-53,924.28

Finding the Fourth Proportional to 101,320.62, 151,936.30 and 53,924.28

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Solution

The fourth proportional to 101,320.62, 151,936.30 and 53,924.28 is: 80,862.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,320.62 : 151,936.30 = 53,924.28 : x
  2. Step 2: Convert to fraction form
    101,320.62/151,936.30 = 53,924.28/x
  3. Step 3: Cross multiply
    101,320.62x = 151,936.30 × 53,924.28
  4. Step 4: Simplify right side
    101,320.62x = 8,193,055,583.36
  5. Step 5: Solve for x
    x = 8,193,055,583.36/101,320.62
  6. Step 6: Final answer
    x = 80,862.67

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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.