Home / 293,083.20-439,616.57-93,415.55

Finding the Fourth Proportional to 293,083.20, 439,616.57 and 93,415.55

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Solution

The fourth proportional to 293,083.20, 439,616.57 and 93,415.55 is: 140,120.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,083.20 : 439,616.57 = 93,415.55 : x
  2. Step 2: Convert to fraction form
    293,083.20/439,616.57 = 93,415.55/x
  3. Step 3: Cross multiply
    293,083.20x = 439,616.57 × 93,415.55
  4. Step 4: Simplify right side
    293,083.20x = 41,067,021,010.50
  5. Step 5: Solve for x
    x = 41,067,021,010.50/293,083.20
  6. Step 6: Final answer
    x = 140,120.69

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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.