Home / 131,575.69-197,376.04-36,805.89

Finding the Fourth Proportional to 131,575.69, 197,376.04 and 36,805.89

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Solution

The fourth proportional to 131,575.69, 197,376.04 and 36,805.89 is: 55,212.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,575.69 : 197,376.04 = 36,805.89 : x
  2. Step 2: Convert to fraction form
    131,575.69/197,376.04 = 36,805.89/x
  3. Step 3: Cross multiply
    131,575.69x = 197,376.04 × 36,805.89
  4. Step 4: Simplify right side
    131,575.69x = 7,264,601,603.04
  5. Step 5: Solve for x
    x = 7,264,601,603.04/131,575.69
  6. Step 6: Final answer
    x = 55,212.34

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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.