Home / 51,550.94-77,338.70-18,273.91

Finding the Fourth Proportional to 51,550.94, 77,338.70 and 18,273.91

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Solution

The fourth proportional to 51,550.94, 77,338.70 and 18,273.91 is: 27,415.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,550.94 : 77,338.70 = 18,273.91 : x
  2. Step 2: Convert to fraction form
    51,550.94/77,338.70 = 18,273.91/x
  3. Step 3: Cross multiply
    51,550.94x = 77,338.70 × 18,273.91
  4. Step 4: Simplify right side
    51,550.94x = 1,413,280,443.32
  5. Step 5: Solve for x
    x = 1,413,280,443.32/51,550.94
  6. Step 6: Final answer
    x = 27,415.22

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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.