Home / 50,971.24-70,306.02-31,099.24

Finding the Fourth Proportional to 50,971.24, 70,306.02 and 31,099.24

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Solution

The fourth proportional to 50,971.24, 70,306.02 and 31,099.24 is: 42,896.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,971.24 : 70,306.02 = 31,099.24 : x
  2. Step 2: Convert to fraction form
    50,971.24/70,306.02 = 31,099.24/x
  3. Step 3: Cross multiply
    50,971.24x = 70,306.02 × 31,099.24
  4. Step 4: Simplify right side
    50,971.24x = 2,186,463,789.42
  5. Step 5: Solve for x
    x = 2,186,463,789.42/50,971.24
  6. Step 6: Final answer
    x = 42,896.03

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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.