Home / 51,902.34-77,864.45-16,839.28

Finding the Fourth Proportional to 51,902.34, 77,864.45 and 16,839.28

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Solution

The fourth proportional to 51,902.34, 77,864.45 and 16,839.28 is: 25,262.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,902.34 : 77,864.45 = 16,839.28 : x
  2. Step 2: Convert to fraction form
    51,902.34/77,864.45 = 16,839.28/x
  3. Step 3: Cross multiply
    51,902.34x = 77,864.45 × 16,839.28
  4. Step 4: Simplify right side
    51,902.34x = 1,311,181,275.60
  5. Step 5: Solve for x
    x = 1,311,181,275.60/51,902.34
  6. Step 6: Final answer
    x = 25,262.47

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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.