Home / 66,983.49-92,432.14-36,764.01

Finding the Fourth Proportional to 66,983.49, 92,432.14 and 36,764.01

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Solution

The fourth proportional to 66,983.49, 92,432.14 and 36,764.01 is: 50,731.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,983.49 : 92,432.14 = 36,764.01 : x
  2. Step 2: Convert to fraction form
    66,983.49/92,432.14 = 36,764.01/x
  3. Step 3: Cross multiply
    66,983.49x = 92,432.14 × 36,764.01
  4. Step 4: Simplify right side
    66,983.49x = 3,398,176,027.37
  5. Step 5: Solve for x
    x = 3,398,176,027.37/66,983.49
  6. Step 6: Final answer
    x = 50,731.55

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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.