Home / 51,351.42-70,839.68-34,359.45

Finding the Fourth Proportional to 51,351.42, 70,839.68 and 34,359.45

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Solution

The fourth proportional to 51,351.42, 70,839.68 and 34,359.45 is: 47,399.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,351.42 : 70,839.68 = 34,359.45 : x
  2. Step 2: Convert to fraction form
    51,351.42/70,839.68 = 34,359.45/x
  3. Step 3: Cross multiply
    51,351.42x = 70,839.68 × 34,359.45
  4. Step 4: Simplify right side
    51,351.42x = 2,434,012,442.98
  5. Step 5: Solve for x
    x = 2,434,012,442.98/51,351.42
  6. Step 6: Final answer
    x = 47,399.13

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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.