Home / 67,371.68-92,983.95-40,529.03

Finding the Fourth Proportional to 67,371.68, 92,983.95 and 40,529.03

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Solution

The fourth proportional to 67,371.68, 92,983.95 and 40,529.03 is: 55,936.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,371.68 : 92,983.95 = 40,529.03 : x
  2. Step 2: Convert to fraction form
    67,371.68/92,983.95 = 40,529.03/x
  3. Step 3: Cross multiply
    67,371.68x = 92,983.95 × 40,529.03
  4. Step 4: Simplify right side
    67,371.68x = 3,768,548,834.15
  5. Step 5: Solve for x
    x = 3,768,548,834.15/67,371.68
  6. Step 6: Final answer
    x = 55,936.69

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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.