Home / 67,393.85-92,973.42-39,083.12

Finding the Fourth Proportional to 67,393.85, 92,973.42 and 39,083.12

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Solution

The fourth proportional to 67,393.85, 92,973.42 and 39,083.12 is: 53,917.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,393.85 : 92,973.42 = 39,083.12 : x
  2. Step 2: Convert to fraction form
    67,393.85/92,973.42 = 39,083.12/x
  3. Step 3: Cross multiply
    67,393.85x = 92,973.42 × 39,083.12
  4. Step 4: Simplify right side
    67,393.85x = 3,633,691,330.67
  5. Step 5: Solve for x
    x = 3,633,691,330.67/67,393.85
  6. Step 6: Final answer
    x = 53,917.25

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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.