Home / 126,266.40-189,375.30-37,522.80

Finding the Fourth Proportional to 126,266.40, 189,375.30 and 37,522.80

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Solution

The fourth proportional to 126,266.40, 189,375.30 and 37,522.80 is: 56,276.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,266.40 : 189,375.30 = 37,522.80 : x
  2. Step 2: Convert to fraction form
    126,266.40/189,375.30 = 37,522.80/x
  3. Step 3: Cross multiply
    126,266.40x = 189,375.30 × 37,522.80
  4. Step 4: Simplify right side
    126,266.40x = 7,105,891,506.84
  5. Step 5: Solve for x
    x = 7,105,891,506.84/126,266.40
  6. Step 6: Final answer
    x = 56,276.98

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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.