Home / 50,312.76-75,484.94-20,744.52

Finding the Fourth Proportional to 50,312.76, 75,484.94 and 20,744.52

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Solution

The fourth proportional to 50,312.76, 75,484.94 and 20,744.52 is: 31,123.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,312.76 : 75,484.94 = 20,744.52 : x
  2. Step 2: Convert to fraction form
    50,312.76/75,484.94 = 20,744.52/x
  3. Step 3: Cross multiply
    50,312.76x = 75,484.94 × 20,744.52
  4. Step 4: Simplify right side
    50,312.76x = 1,565,898,847.53
  5. Step 5: Solve for x
    x = 1,565,898,847.53/50,312.76
  6. Step 6: Final answer
    x = 31,123.29

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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.