Home / 127,156.10-190,760.44-41,773.43

Finding the Fourth Proportional to 127,156.10, 190,760.44 and 41,773.43

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Solution

The fourth proportional to 127,156.10, 190,760.44 and 41,773.43 is: 62,668.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,156.10 : 190,760.44 = 41,773.43 : x
  2. Step 2: Convert to fraction form
    127,156.10/190,760.44 = 41,773.43/x
  3. Step 3: Cross multiply
    127,156.10x = 190,760.44 × 41,773.43
  4. Step 4: Simplify right side
    127,156.10x = 7,968,716,828.87
  5. Step 5: Solve for x
    x = 7,968,716,828.87/127,156.10
  6. Step 6: Final answer
    x = 62,668.77

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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.