Home / 50,463.65-75,704.39-20,864.90

Finding the Fourth Proportional to 50,463.65, 75,704.39 and 20,864.90

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Solution

The fourth proportional to 50,463.65, 75,704.39 and 20,864.90 is: 31,301.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,463.65 : 75,704.39 = 20,864.90 : x
  2. Step 2: Convert to fraction form
    50,463.65/75,704.39 = 20,864.90/x
  3. Step 3: Cross multiply
    50,463.65x = 75,704.39 × 20,864.90
  4. Step 4: Simplify right side
    50,463.65x = 1,579,564,044.06
  5. Step 5: Solve for x
    x = 1,579,564,044.06/50,463.65
  6. Step 6: Final answer
    x = 31,301.03

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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.