Home / 65,106.41-89,845.67-36,811.49

Finding the Fourth Proportional to 65,106.41, 89,845.67 and 36,811.49

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Solution

The fourth proportional to 65,106.41, 89,845.67 and 36,811.49 is: 50,799.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,106.41 : 89,845.67 = 36,811.49 : x
  2. Step 2: Convert to fraction form
    65,106.41/89,845.67 = 36,811.49/x
  3. Step 3: Cross multiply
    65,106.41x = 89,845.67 × 36,811.49
  4. Step 4: Simplify right side
    65,106.41x = 3,307,352,625.55
  5. Step 5: Solve for x
    x = 3,307,352,625.55/65,106.41
  6. Step 6: Final answer
    x = 50,799.19

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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.