Home / 127,044.41-190,527.60-87,853.37

Finding the Fourth Proportional to 127,044.41, 190,527.60 and 87,853.37

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Solution

The fourth proportional to 127,044.41, 190,527.60 and 87,853.37 is: 131,753.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,044.41 : 190,527.60 = 87,853.37 : x
  2. Step 2: Convert to fraction form
    127,044.41/190,527.60 = 87,853.37/x
  3. Step 3: Cross multiply
    127,044.41x = 190,527.60 × 87,853.37
  4. Step 4: Simplify right side
    127,044.41x = 16,738,491,738.01
  5. Step 5: Solve for x
    x = 16,738,491,738.01/127,044.41
  6. Step 6: Final answer
    x = 131,753.08

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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.