Home / 50,207.81-75,288.33-18,616.59

Finding the Fourth Proportional to 50,207.81, 75,288.33 and 18,616.59

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Solution

The fourth proportional to 50,207.81, 75,288.33 and 18,616.59 is: 27,916.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,207.81 : 75,288.33 = 18,616.59 : x
  2. Step 2: Convert to fraction form
    50,207.81/75,288.33 = 18,616.59/x
  3. Step 3: Cross multiply
    50,207.81x = 75,288.33 × 18,616.59
  4. Step 4: Simplify right side
    50,207.81x = 1,401,611,971.39
  5. Step 5: Solve for x
    x = 1,401,611,971.39/50,207.81
  6. Step 6: Final answer
    x = 27,916.22

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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.