Home / 126,005.11-189,044.58-37,260.91

Finding the Fourth Proportional to 126,005.11, 189,044.58 and 37,260.91

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Solution

The fourth proportional to 126,005.11, 189,044.58 and 37,260.91 is: 55,902.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,005.11 : 189,044.58 = 37,260.91 : x
  2. Step 2: Convert to fraction form
    126,005.11/189,044.58 = 37,260.91/x
  3. Step 3: Cross multiply
    126,005.11x = 189,044.58 × 37,260.91
  4. Step 4: Simplify right side
    126,005.11x = 7,043,973,081.37
  5. Step 5: Solve for x
    x = 7,043,973,081.37/126,005.11
  6. Step 6: Final answer
    x = 55,902.28

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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.