Home / 50,936.15-70,315.44-30,527.91

Finding the Fourth Proportional to 50,936.15, 70,315.44 and 30,527.91

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Solution

The fourth proportional to 50,936.15, 70,315.44 and 30,527.91 is: 42,142.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,936.15 : 70,315.44 = 30,527.91 : x
  2. Step 2: Convert to fraction form
    50,936.15/70,315.44 = 30,527.91/x
  3. Step 3: Cross multiply
    50,936.15x = 70,315.44 × 30,527.91
  4. Step 4: Simplify right side
    50,936.15x = 2,146,583,423.93
  5. Step 5: Solve for x
    x = 2,146,583,423.93/50,936.15
  6. Step 6: Final answer
    x = 42,142.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.