Home / 141,965.65-212,953.94-36,781.89

Finding the Fourth Proportional to 141,965.65, 212,953.94 and 36,781.89

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Solution

The fourth proportional to 141,965.65, 212,953.94 and 36,781.89 is: 55,174.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,965.65 : 212,953.94 = 36,781.89 : x
  2. Step 2: Convert to fraction form
    141,965.65/212,953.94 = 36,781.89/x
  3. Step 3: Cross multiply
    141,965.65x = 212,953.94 × 36,781.89
  4. Step 4: Simplify right side
    141,965.65x = 7,832,848,396.15
  5. Step 5: Solve for x
    x = 7,832,848,396.15/141,965.65
  6. Step 6: Final answer
    x = 55,174.25

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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.