Home / 49,700.48-74,563.68-18,536

Finding the Fourth Proportional to 49,700.48, 74,563.68 and 18,536

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Solution

The fourth proportional to 49,700.48, 74,563.68 and 18,536 is: 27,808.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,700.48 : 74,563.68 = 18,536 : x
  2. Step 2: Convert to fraction form
    49,700.48/74,563.68 = 18,536/x
  3. Step 3: Cross multiply
    49,700.48x = 74,563.68 × 18,536
  4. Step 4: Simplify right side
    49,700.48x = 1,382,112,372.48
  5. Step 5: Solve for x
    x = 1,382,112,372.48/49,700.48
  6. Step 6: Final answer
    x = 27,808.83

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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.