Home / 127,276.71-190,938.49-41,892.36

Finding the Fourth Proportional to 127,276.71, 190,938.49 and 41,892.36

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Solution

The fourth proportional to 127,276.71, 190,938.49 and 41,892.36 is: 62,846.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,276.71 : 190,938.49 = 41,892.36 : x
  2. Step 2: Convert to fraction form
    127,276.71/190,938.49 = 41,892.36/x
  3. Step 3: Cross multiply
    127,276.71x = 190,938.49 × 41,892.36
  4. Step 4: Simplify right side
    127,276.71x = 7,998,863,856.21
  5. Step 5: Solve for x
    x = 7,998,863,856.21/127,276.71
  6. Step 6: Final answer
    x = 62,846.25

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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.