Home / 67,040.87-92,517-36,826.81

Finding the Fourth Proportional to 67,040.87, 92,517 and 36,826.81

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Solution

The fourth proportional to 67,040.87, 92,517 and 36,826.81 is: 50,821.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,040.87 : 92,517 = 36,826.81 : x
  2. Step 2: Convert to fraction form
    67,040.87/92,517 = 36,826.81/x
  3. Step 3: Cross multiply
    67,040.87x = 92,517 × 36,826.81
  4. Step 4: Simplify right side
    67,040.87x = 3,407,105,749.48
  5. Step 5: Solve for x
    x = 3,407,105,749.48/67,040.87
  6. Step 6: Final answer
    x = 50,821.32

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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.