Home / 126,218.76-189,346.98-37,461.78

Finding the Fourth Proportional to 126,218.76, 189,346.98 and 37,461.78

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Solution

The fourth proportional to 126,218.76, 189,346.98 and 37,461.78 is: 56,198.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,218.76 : 189,346.98 = 37,461.78 : x
  2. Step 2: Convert to fraction form
    126,218.76/189,346.98 = 37,461.78/x
  3. Step 3: Cross multiply
    126,218.76x = 189,346.98 × 37,461.78
  4. Step 4: Simplify right side
    126,218.76x = 7,093,274,908.42
  5. Step 5: Solve for x
    x = 7,093,274,908.42/126,218.76
  6. Step 6: Final answer
    x = 56,198.26

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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.