Home / 227,401.20-313,814.97-125,430.30

Finding the Fourth Proportional to 227,401.20, 313,814.97 and 125,430.30

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Solution

The fourth proportional to 227,401.20, 313,814.97 and 125,430.30 is: 173,094.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,401.20 : 313,814.97 = 125,430.30 : x
  2. Step 2: Convert to fraction form
    227,401.20/313,814.97 = 125,430.30/x
  3. Step 3: Cross multiply
    227,401.20x = 313,814.97 × 125,430.30
  4. Step 4: Simplify right side
    227,401.20x = 39,361,905,831.59
  5. Step 5: Solve for x
    x = 39,361,905,831.59/227,401.20
  6. Step 6: Final answer
    x = 173,094.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.