Home / 97,749.90-146,633.40-27,629.21

Finding the Fourth Proportional to 97,749.90, 146,633.40 and 27,629.21

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Solution

The fourth proportional to 97,749.90, 146,633.40 and 27,629.21 is: 41,446.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,749.90 : 146,633.40 = 27,629.21 : x
  2. Step 2: Convert to fraction form
    97,749.90/146,633.40 = 27,629.21/x
  3. Step 3: Cross multiply
    97,749.90x = 146,633.40 × 27,629.21
  4. Step 4: Simplify right side
    97,749.90x = 4,051,364,863.47
  5. Step 5: Solve for x
    x = 4,051,364,863.47/97,749.90
  6. Step 6: Final answer
    x = 41,446.23

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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.