Home / 67,192.77-92,736.23-40,350.08

Finding the Fourth Proportional to 67,192.77, 92,736.23 and 40,350.08

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Solution

The fourth proportional to 67,192.77, 92,736.23 and 40,350.08 is: 55,689.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,192.77 : 92,736.23 = 40,350.08 : x
  2. Step 2: Convert to fraction form
    67,192.77/92,736.23 = 40,350.08/x
  3. Step 3: Cross multiply
    67,192.77x = 92,736.23 × 40,350.08
  4. Step 4: Simplify right side
    67,192.77x = 3,741,914,299.40
  5. Step 5: Solve for x
    x = 3,741,914,299.40/67,192.77
  6. Step 6: Final answer
    x = 55,689.24

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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.