Home / 43,251.59-64,913.84-16,974.78

Finding the Fourth Proportional to 43,251.59, 64,913.84 and 16,974.78

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Solution

The fourth proportional to 43,251.59, 64,913.84 and 16,974.78 is: 25,476.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,251.59 : 64,913.84 = 16,974.78 : x
  2. Step 2: Convert to fraction form
    43,251.59/64,913.84 = 16,974.78/x
  3. Step 3: Cross multiply
    43,251.59x = 64,913.84 × 16,974.78
  4. Step 4: Simplify right side
    43,251.59x = 1,101,898,068.08
  5. Step 5: Solve for x
    x = 1,101,898,068.08/43,251.59
  6. Step 6: Final answer
    x = 25,476.48

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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.