Home / 318,190.41-439,104.51-174,959.73

Finding the Fourth Proportional to 318,190.41, 439,104.51 and 174,959.73

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Solution

The fourth proportional to 318,190.41, 439,104.51 and 174,959.73 is: 241,445.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,190.41 : 439,104.51 = 174,959.73 : x
  2. Step 2: Convert to fraction form
    318,190.41/439,104.51 = 174,959.73/x
  3. Step 3: Cross multiply
    318,190.41x = 439,104.51 × 174,959.73
  4. Step 4: Simplify right side
    318,190.41x = 76,825,606,511.38
  5. Step 5: Solve for x
    x = 76,825,606,511.38/318,190.41
  6. Step 6: Final answer
    x = 241,445.39

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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.