Home / 51,919.56-77,879.52-14,983.56

Finding the Fourth Proportional to 51,919.56, 77,879.52 and 14,983.56

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Solution

The fourth proportional to 51,919.56, 77,879.52 and 14,983.56 is: 22,475.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,919.56 : 77,879.52 = 14,983.56 : x
  2. Step 2: Convert to fraction form
    51,919.56/77,879.52 = 14,983.56/x
  3. Step 3: Cross multiply
    51,919.56x = 77,879.52 × 14,983.56
  4. Step 4: Simplify right side
    51,919.56x = 1,166,912,460.69
  5. Step 5: Solve for x
    x = 1,166,912,460.69/51,919.56
  6. Step 6: Final answer
    x = 22,475.39

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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.