Home / 67,343.37-101,011.08-19,956.54

Finding the Fourth Proportional to 67,343.37, 101,011.08 and 19,956.54

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Solution

The fourth proportional to 67,343.37, 101,011.08 and 19,956.54 is: 29,933.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,343.37 : 101,011.08 = 19,956.54 : x
  2. Step 2: Convert to fraction form
    67,343.37/101,011.08 = 19,956.54/x
  3. Step 3: Cross multiply
    67,343.37x = 101,011.08 × 19,956.54
  4. Step 4: Simplify right side
    67,343.37x = 2,015,831,658.46
  5. Step 5: Solve for x
    x = 2,015,831,658.46/67,343.37
  6. Step 6: Final answer
    x = 29,933.63

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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.