Home / 140,935.97-211,381.45-41,072.81

Finding the Fourth Proportional to 140,935.97, 211,381.45 and 41,072.81

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Solution

The fourth proportional to 140,935.97, 211,381.45 and 41,072.81 is: 61,602.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,935.97 : 211,381.45 = 41,072.81 : x
  2. Step 2: Convert to fraction form
    140,935.97/211,381.45 = 41,072.81/x
  3. Step 3: Cross multiply
    140,935.97x = 211,381.45 × 41,072.81
  4. Step 4: Simplify right side
    140,935.97x = 8,682,028,973.79
  5. Step 5: Solve for x
    x = 8,682,028,973.79/140,935.97
  6. Step 6: Final answer
    x = 61,602.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.