Home / 50,022.90-75,006.64-20,461.49

Finding the Fourth Proportional to 50,022.90, 75,006.64 and 20,461.49

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Solution

The fourth proportional to 50,022.90, 75,006.64 and 20,461.49 is: 30,680.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,022.90 : 75,006.64 = 20,461.49 : x
  2. Step 2: Convert to fraction form
    50,022.90/75,006.64 = 20,461.49/x
  3. Step 3: Cross multiply
    50,022.90x = 75,006.64 × 20,461.49
  4. Step 4: Simplify right side
    50,022.90x = 1,534,747,614.29
  5. Step 5: Solve for x
    x = 1,534,747,614.29/50,022.90
  6. Step 6: Final answer
    x = 30,680.90

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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.