Home / 104,749.23-157,186.89-38,195.04

Finding the Fourth Proportional to 104,749.23, 157,186.89 and 38,195.04

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Solution

The fourth proportional to 104,749.23, 157,186.89 and 38,195.04 is: 57,315.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,749.23 : 157,186.89 = 38,195.04 : x
  2. Step 2: Convert to fraction form
    104,749.23/157,186.89 = 38,195.04/x
  3. Step 3: Cross multiply
    104,749.23x = 157,186.89 × 38,195.04
  4. Step 4: Simplify right side
    104,749.23x = 6,003,759,360.05
  5. Step 5: Solve for x
    x = 6,003,759,360.05/104,749.23
  6. Step 6: Final answer
    x = 57,315.55

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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.