Home / 133,814.75-184,651.02-77,244.35

Finding the Fourth Proportional to 133,814.75, 184,651.02 and 77,244.35

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Solution

The fourth proportional to 133,814.75, 184,651.02 and 77,244.35 is: 106,589.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,814.75 : 184,651.02 = 77,244.35 : x
  2. Step 2: Convert to fraction form
    133,814.75/184,651.02 = 77,244.35/x
  3. Step 3: Cross multiply
    133,814.75x = 184,651.02 × 77,244.35
  4. Step 4: Simplify right side
    133,814.75x = 14,263,247,093.48
  5. Step 5: Solve for x
    x = 14,263,247,093.48/133,814.75
  6. Step 6: Final answer
    x = 106,589.50

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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.