Home / 155,540.14-233,308.68-71,276.41

Finding the Fourth Proportional to 155,540.14, 233,308.68 and 71,276.41

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Solution

The fourth proportional to 155,540.14, 233,308.68 and 71,276.41 is: 106,913.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,540.14 : 233,308.68 = 71,276.41 : x
  2. Step 2: Convert to fraction form
    155,540.14/233,308.68 = 71,276.41/x
  3. Step 3: Cross multiply
    155,540.14x = 233,308.68 × 71,276.41
  4. Step 4: Simplify right side
    155,540.14x = 16,629,405,132.24
  5. Step 5: Solve for x
    x = 16,629,405,132.24/155,540.14
  6. Step 6: Final answer
    x = 106,913.91

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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.