Home / 117,839.94-176,777.50-54,666.45

Finding the Fourth Proportional to 117,839.94, 176,777.50 and 54,666.45

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Solution

The fourth proportional to 117,839.94, 176,777.50 and 54,666.45 is: 82,007.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,839.94 : 176,777.50 = 54,666.45 : x
  2. Step 2: Convert to fraction form
    117,839.94/176,777.50 = 54,666.45/x
  3. Step 3: Cross multiply
    117,839.94x = 176,777.50 × 54,666.45
  4. Step 4: Simplify right side
    117,839.94x = 9,663,797,939.41
  5. Step 5: Solve for x
    x = 9,663,797,939.41/117,839.94
  6. Step 6: Final answer
    x = 82,007.83

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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.