Home / 38,986.11-58,197.14-34,256.85

Finding the Fourth Proportional to 38,986.11, 58,197.14 and 34,256.85

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Solution

The fourth proportional to 38,986.11, 58,197.14 and 34,256.85 is: 51,137.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,986.11 : 58,197.14 = 34,256.85 : x
  2. Step 2: Convert to fraction form
    38,986.11/58,197.14 = 34,256.85/x
  3. Step 3: Cross multiply
    38,986.11x = 58,197.14 × 34,256.85
  4. Step 4: Simplify right side
    38,986.11x = 1,993,650,524.12
  5. Step 5: Solve for x
    x = 1,993,650,524.12/38,986.11
  6. Step 6: Final answer
    x = 51,137.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.