Home / 126,771.04-190,145.22-38,044.36

Finding the Fourth Proportional to 126,771.04, 190,145.22 and 38,044.36

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Solution

The fourth proportional to 126,771.04, 190,145.22 and 38,044.36 is: 57,063.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,771.04 : 190,145.22 = 38,044.36 : x
  2. Step 2: Convert to fraction form
    126,771.04/190,145.22 = 38,044.36/x
  3. Step 3: Cross multiply
    126,771.04x = 190,145.22 × 38,044.36
  4. Step 4: Simplify right side
    126,771.04x = 7,233,953,201.96
  5. Step 5: Solve for x
    x = 7,233,953,201.96/126,771.04
  6. Step 6: Final answer
    x = 57,063.14

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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.