Home / 66,560.36-99,813.66-33,267.56

Finding the Fourth Proportional to 66,560.36, 99,813.66 and 33,267.56

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Solution

The fourth proportional to 66,560.36, 99,813.66 and 33,267.56 is: 49,887.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,560.36 : 99,813.66 = 33,267.56 : x
  2. Step 2: Convert to fraction form
    66,560.36/99,813.66 = 33,267.56/x
  3. Step 3: Cross multiply
    66,560.36x = 99,813.66 × 33,267.56
  4. Step 4: Simplify right side
    66,560.36x = 3,320,556,922.87
  5. Step 5: Solve for x
    x = 3,320,556,922.87/66,560.36
  6. Step 6: Final answer
    x = 49,887.91

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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.