Home / 126,002.49-189,040.65-37,258.30

Finding the Fourth Proportional to 126,002.49, 189,040.65 and 37,258.30

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Solution

The fourth proportional to 126,002.49, 189,040.65 and 37,258.30 is: 55,898.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,002.49 : 189,040.65 = 37,258.30 : x
  2. Step 2: Convert to fraction form
    126,002.49/189,040.65 = 37,258.30/x
  3. Step 3: Cross multiply
    126,002.49x = 189,040.65 × 37,258.30
  4. Step 4: Simplify right side
    126,002.49x = 7,043,333,249.90
  5. Step 5: Solve for x
    x = 7,043,333,249.90/126,002.49
  6. Step 6: Final answer
    x = 55,898.37

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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.