Home / 126,243.92-189,333.12-37,476.56

Finding the Fourth Proportional to 126,243.92, 189,333.12 and 37,476.56

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Solution

The fourth proportional to 126,243.92, 189,333.12 and 37,476.56 is: 56,205.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,243.92 : 189,333.12 = 37,476.56 : x
  2. Step 2: Convert to fraction form
    126,243.92/189,333.12 = 37,476.56/x
  3. Step 3: Cross multiply
    126,243.92x = 189,333.12 × 37,476.56
  4. Step 4: Simplify right side
    126,243.92x = 7,095,554,031.67
  5. Step 5: Solve for x
    x = 7,095,554,031.67/126,243.92
  6. Step 6: Final answer
    x = 56,205.11

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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.