Home / 51,660.33-77,490.50-16,624.59

Finding the Fourth Proportional to 51,660.33, 77,490.50 and 16,624.59

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Solution

The fourth proportional to 51,660.33, 77,490.50 and 16,624.59 is: 24,936.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,660.33 : 77,490.50 = 16,624.59 : x
  2. Step 2: Convert to fraction form
    51,660.33/77,490.50 = 16,624.59/x
  3. Step 3: Cross multiply
    51,660.33x = 77,490.50 × 16,624.59
  4. Step 4: Simplify right side
    51,660.33x = 1,288,247,791.40
  5. Step 5: Solve for x
    x = 1,288,247,791.40/51,660.33
  6. Step 6: Final answer
    x = 24,936.89

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Double scale
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Similar ratio
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1.5x scale

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.