Home / 34,900.68-52,350.78-14,123.88

Finding the Fourth Proportional to 34,900.68, 52,350.78 and 14,123.88

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Solution

The fourth proportional to 34,900.68, 52,350.78 and 14,123.88 is: 21,185.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,900.68 : 52,350.78 = 14,123.88 : x
  2. Step 2: Convert to fraction form
    34,900.68/52,350.78 = 14,123.88/x
  3. Step 3: Cross multiply
    34,900.68x = 52,350.78 × 14,123.88
  4. Step 4: Simplify right side
    34,900.68x = 739,396,134.63
  5. Step 5: Solve for x
    x = 739,396,134.63/34,900.68
  6. Step 6: Final answer
    x = 21,185.72

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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.