Home / 68,977.35-95,186.01-42,164.73

Finding the Fourth Proportional to 68,977.35, 95,186.01 and 42,164.73

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Solution

The fourth proportional to 68,977.35, 95,186.01 and 42,164.73 is: 58,185.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,977.35 : 95,186.01 = 42,164.73 : x
  2. Step 2: Convert to fraction form
    68,977.35/95,186.01 = 42,164.73/x
  3. Step 3: Cross multiply
    68,977.35x = 95,186.01 × 42,164.73
  4. Step 4: Simplify right side
    68,977.35x = 4,013,492,411.43
  5. Step 5: Solve for x
    x = 4,013,492,411.43/68,977.35
  6. Step 6: Final answer
    x = 58,185.66

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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.