Home / 127,076.93-190,553.83-38,313.89

Finding the Fourth Proportional to 127,076.93, 190,553.83 and 38,313.89

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Solution

The fourth proportional to 127,076.93, 190,553.83 and 38,313.89 is: 57,452.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,076.93 : 190,553.83 = 38,313.89 : x
  2. Step 2: Convert to fraction form
    127,076.93/190,553.83 = 38,313.89/x
  3. Step 3: Cross multiply
    127,076.93x = 190,553.83 × 38,313.89
  4. Step 4: Simplify right side
    127,076.93x = 7,300,857,433.14
  5. Step 5: Solve for x
    x = 7,300,857,433.14/127,076.93
  6. Step 6: Final answer
    x = 57,452.27

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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.