Home / 67,163.19-92,681.55-36,943.62

Finding the Fourth Proportional to 67,163.19, 92,681.55 and 36,943.62

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Solution

The fourth proportional to 67,163.19, 92,681.55 and 36,943.62 is: 50,980.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,163.19 : 92,681.55 = 36,943.62 : x
  2. Step 2: Convert to fraction form
    67,163.19/92,681.55 = 36,943.62/x
  3. Step 3: Cross multiply
    67,163.19x = 92,681.55 × 36,943.62
  4. Step 4: Simplify right side
    67,163.19x = 3,423,991,964.21
  5. Step 5: Solve for x
    x = 3,423,991,964.21/67,163.19
  6. Step 6: Final answer
    x = 50,980.19

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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.