Home / 97,835.42-146,777.43-27,715.34

Finding the Fourth Proportional to 97,835.42, 146,777.43 and 27,715.34

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Solution

The fourth proportional to 97,835.42, 146,777.43 and 27,715.34 is: 41,579.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,835.42 : 146,777.43 = 27,715.34 : x
  2. Step 2: Convert to fraction form
    97,835.42/146,777.43 = 27,715.34/x
  3. Step 3: Cross multiply
    97,835.42x = 146,777.43 × 27,715.34
  4. Step 4: Simplify right side
    97,835.42x = 4,067,986,376.78
  5. Step 5: Solve for x
    x = 4,067,986,376.78/97,835.42
  6. Step 6: Final answer
    x = 41,579.89

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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.