Home / 38,668.08-57,943.08-28,759.44

Finding the Fourth Proportional to 38,668.08, 57,943.08 and 28,759.44

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Solution

The fourth proportional to 38,668.08, 57,943.08 and 28,759.44 is: 43,095.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,668.08 : 57,943.08 = 28,759.44 : x
  2. Step 2: Convert to fraction form
    38,668.08/57,943.08 = 28,759.44/x
  3. Step 3: Cross multiply
    38,668.08x = 57,943.08 × 28,759.44
  4. Step 4: Simplify right side
    38,668.08x = 1,666,410,532.68
  5. Step 5: Solve for x
    x = 1,666,410,532.68/38,668.08
  6. Step 6: Final answer
    x = 43,095.25

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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.