Home / 77,094.30-106,408.11-50,190.18

Finding the Fourth Proportional to 77,094.30, 106,408.11 and 50,190.18

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Solution

The fourth proportional to 77,094.30, 106,408.11 and 50,190.18 is: 69,274.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,094.30 : 106,408.11 = 50,190.18 : x
  2. Step 2: Convert to fraction form
    77,094.30/106,408.11 = 50,190.18/x
  3. Step 3: Cross multiply
    77,094.30x = 106,408.11 × 50,190.18
  4. Step 4: Simplify right side
    77,094.30x = 5,340,642,194.36
  5. Step 5: Solve for x
    x = 5,340,642,194.36/77,094.30
  6. Step 6: Final answer
    x = 69,274.15

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1.5x scale

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.