Home / 49,548.12-74,302.74-19,960.44

Finding the Fourth Proportional to 49,548.12, 74,302.74 and 19,960.44

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Solution

The fourth proportional to 49,548.12, 74,302.74 and 19,960.44 is: 29,932.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,548.12 : 74,302.74 = 19,960.44 : x
  2. Step 2: Convert to fraction form
    49,548.12/74,302.74 = 19,960.44/x
  3. Step 3: Cross multiply
    49,548.12x = 74,302.74 × 19,960.44
  4. Step 4: Simplify right side
    49,548.12x = 1,483,115,383.61
  5. Step 5: Solve for x
    x = 1,483,115,383.61/49,548.12
  6. Step 6: Final answer
    x = 29,932.83

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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.