Home / 189,550.28-261,267.51-134,377.94

Finding the Fourth Proportional to 189,550.28, 261,267.51 and 134,377.94

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Solution

The fourth proportional to 189,550.28, 261,267.51 and 134,377.94 is: 185,220.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,550.28 : 261,267.51 = 134,377.94 : x
  2. Step 2: Convert to fraction form
    189,550.28/261,267.51 = 134,377.94/x
  3. Step 3: Cross multiply
    189,550.28x = 261,267.51 × 134,377.94
  4. Step 4: Simplify right side
    189,550.28x = 35,108,589,782.73
  5. Step 5: Solve for x
    x = 35,108,589,782.73/189,550.28
  6. Step 6: Final answer
    x = 185,220.46

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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.