Home / 52,202.88-72,039.38-28,329.57

Finding the Fourth Proportional to 52,202.88, 72,039.38 and 28,329.57

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Solution

The fourth proportional to 52,202.88, 72,039.38 and 28,329.57 is: 39,094.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,202.88 : 72,039.38 = 28,329.57 : x
  2. Step 2: Convert to fraction form
    52,202.88/72,039.38 = 28,329.57/x
  3. Step 3: Cross multiply
    52,202.88x = 72,039.38 × 28,329.57
  4. Step 4: Simplify right side
    52,202.88x = 2,040,844,516.82
  5. Step 5: Solve for x
    x = 2,040,844,516.82/52,202.88
  6. Step 6: Final answer
    x = 39,094.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.