Home / 50,434.50-75,644.94-20,848.23

Finding the Fourth Proportional to 50,434.50, 75,644.94 and 20,848.23

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Solution

The fourth proportional to 50,434.50, 75,644.94 and 20,848.23 is: 31,269.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,434.50 : 75,644.94 = 20,848.23 : x
  2. Step 2: Convert to fraction form
    50,434.50/75,644.94 = 20,848.23/x
  3. Step 3: Cross multiply
    50,434.50x = 75,644.94 × 20,848.23
  4. Step 4: Simplify right side
    50,434.50x = 1,577,063,107.46
  5. Step 5: Solve for x
    x = 1,577,063,107.46/50,434.50
  6. Step 6: Final answer
    x = 31,269.53

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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.