Home / 56,083.88-77,401.22-30,933.38

Finding the Fourth Proportional to 56,083.88, 77,401.22 and 30,933.38

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Solution

The fourth proportional to 56,083.88, 77,401.22 and 30,933.38 is: 42,691.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,083.88 : 77,401.22 = 30,933.38 : x
  2. Step 2: Convert to fraction form
    56,083.88/77,401.22 = 30,933.38/x
  3. Step 3: Cross multiply
    56,083.88x = 77,401.22 × 30,933.38
  4. Step 4: Simplify right side
    56,083.88x = 2,394,280,809.05
  5. Step 5: Solve for x
    x = 2,394,280,809.05/56,083.88
  6. Step 6: Final answer
    x = 42,691.07

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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.