Home / 52,850.07-72,932.58-28,976.69

Finding the Fourth Proportional to 52,850.07, 72,932.58 and 28,976.69

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Solution

The fourth proportional to 52,850.07, 72,932.58 and 28,976.69 is: 39,987.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,850.07 : 72,932.58 = 28,976.69 : x
  2. Step 2: Convert to fraction form
    52,850.07/72,932.58 = 28,976.69/x
  3. Step 3: Cross multiply
    52,850.07x = 72,932.58 × 28,976.69
  4. Step 4: Simplify right side
    52,850.07x = 2,113,344,452.15
  5. Step 5: Solve for x
    x = 2,113,344,452.15/52,850.07
  6. Step 6: Final answer
    x = 39,987.54

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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.