Home / 65,022.75-89,738.70-36,730.26

Finding the Fourth Proportional to 65,022.75, 89,738.70 and 36,730.26

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Solution

The fourth proportional to 65,022.75, 89,738.70 and 36,730.26 is: 50,691.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,022.75 : 89,738.70 = 36,730.26 : x
  2. Step 2: Convert to fraction form
    65,022.75/89,738.70 = 36,730.26/x
  3. Step 3: Cross multiply
    65,022.75x = 89,738.70 × 36,730.26
  4. Step 4: Simplify right side
    65,022.75x = 3,296,125,783.06
  5. Step 5: Solve for x
    x = 3,296,125,783.06/65,022.75
  6. Step 6: Final answer
    x = 50,691.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.