Home / 127,331.79-190,997.47-33,837.54

Finding the Fourth Proportional to 127,331.79, 190,997.47 and 33,837.54

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Solution

The fourth proportional to 127,331.79, 190,997.47 and 33,837.54 is: 50,756.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,331.79 : 190,997.47 = 33,837.54 : x
  2. Step 2: Convert to fraction form
    127,331.79/190,997.47 = 33,837.54/x
  3. Step 3: Cross multiply
    127,331.79x = 190,997.47 × 33,837.54
  4. Step 4: Simplify right side
    127,331.79x = 6,462,884,531.02
  5. Step 5: Solve for x
    x = 6,462,884,531.02/127,331.79
  6. Step 6: Final answer
    x = 50,756.25

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1.5x scale

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.