Home / 39,200.41-54,097.50-21,296.44

Finding the Fourth Proportional to 39,200.41, 54,097.50 and 21,296.44

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Solution

The fourth proportional to 39,200.41, 54,097.50 and 21,296.44 is: 29,389.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,200.41 : 54,097.50 = 21,296.44 : x
  2. Step 2: Convert to fraction form
    39,200.41/54,097.50 = 21,296.44/x
  3. Step 3: Cross multiply
    39,200.41x = 54,097.50 × 21,296.44
  4. Step 4: Simplify right side
    39,200.41x = 1,152,084,162.90
  5. Step 5: Solve for x
    x = 1,152,084,162.90/39,200.41
  6. Step 6: Final answer
    x = 29,389.59

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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.