Home / 109,047.66-163,453.95-52,768.86

Finding the Fourth Proportional to 109,047.66, 163,453.95 and 52,768.86

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Solution

The fourth proportional to 109,047.66, 163,453.95 and 52,768.86 is: 79,096.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,047.66 : 163,453.95 = 52,768.86 : x
  2. Step 2: Convert to fraction form
    109,047.66/163,453.95 = 52,768.86/x
  3. Step 3: Cross multiply
    109,047.66x = 163,453.95 × 52,768.86
  4. Step 4: Simplify right side
    109,047.66x = 8,625,278,604.00
  5. Step 5: Solve for x
    x = 8,625,278,604.00/109,047.66
  6. Step 6: Final answer
    x = 79,096.41

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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.