Home / 66,983.13-92,436.36-36,768.96

Finding the Fourth Proportional to 66,983.13, 92,436.36 and 36,768.96

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Solution

The fourth proportional to 66,983.13, 92,436.36 and 36,768.96 is: 50,740.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,983.13 : 92,436.36 = 36,768.96 : x
  2. Step 2: Convert to fraction form
    66,983.13/92,436.36 = 36,768.96/x
  3. Step 3: Cross multiply
    66,983.13x = 92,436.36 × 36,768.96
  4. Step 4: Simplify right side
    66,983.13x = 3,398,789,255.72
  5. Step 5: Solve for x
    x = 3,398,789,255.72/66,983.13
  6. Step 6: Final answer
    x = 50,740.98

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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.