Home / 116,667.40-175,028.82-37,781.56

Finding the Fourth Proportional to 116,667.40, 175,028.82 and 37,781.56

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Solution

The fourth proportional to 116,667.40, 175,028.82 and 37,781.56 is: 56,681.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,667.40 : 175,028.82 = 37,781.56 : x
  2. Step 2: Convert to fraction form
    116,667.40/175,028.82 = 37,781.56/x
  3. Step 3: Cross multiply
    116,667.40x = 175,028.82 × 37,781.56
  4. Step 4: Simplify right side
    116,667.40x = 6,612,861,864.56
  5. Step 5: Solve for x
    x = 6,612,861,864.56/116,667.40
  6. Step 6: Final answer
    x = 56,681.32

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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.