Home / 109,835.54-164,768.04-38,741.46

Finding the Fourth Proportional to 109,835.54, 164,768.04 and 38,741.46

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Solution

The fourth proportional to 109,835.54, 164,768.04 and 38,741.46 is: 58,117.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,835.54 : 164,768.04 = 38,741.46 : x
  2. Step 2: Convert to fraction form
    109,835.54/164,768.04 = 38,741.46/x
  3. Step 3: Cross multiply
    109,835.54x = 164,768.04 × 38,741.46
  4. Step 4: Simplify right side
    109,835.54x = 6,383,354,430.94
  5. Step 5: Solve for x
    x = 6,383,354,430.94/109,835.54
  6. Step 6: Final answer
    x = 58,117.39

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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.