Home / 49,637.81-74,467.76-18,473.06

Finding the Fourth Proportional to 49,637.81, 74,467.76 and 18,473.06

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Solution

The fourth proportional to 49,637.81, 74,467.76 and 18,473.06 is: 27,713.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,637.81 : 74,467.76 = 18,473.06 : x
  2. Step 2: Convert to fraction form
    49,637.81/74,467.76 = 18,473.06/x
  3. Step 3: Cross multiply
    49,637.81x = 74,467.76 × 18,473.06
  4. Step 4: Simplify right side
    49,637.81x = 1,375,647,492.35
  5. Step 5: Solve for x
    x = 1,375,647,492.35/49,637.81
  6. Step 6: Final answer
    x = 27,713.70

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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.