Home / 66,838.10-92,236.29-36,623.30

Finding the Fourth Proportional to 66,838.10, 92,236.29 and 36,623.30

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Solution

The fourth proportional to 66,838.10, 92,236.29 and 36,623.30 is: 50,540.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,838.10 : 92,236.29 = 36,623.30 : x
  2. Step 2: Convert to fraction form
    66,838.10/92,236.29 = 36,623.30/x
  3. Step 3: Cross multiply
    66,838.10x = 92,236.29 × 36,623.30
  4. Step 4: Simplify right side
    66,838.10x = 3,377,997,319.56
  5. Step 5: Solve for x
    x = 3,377,997,319.56/66,838.10
  6. Step 6: Final answer
    x = 50,540.00

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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.