Home / 227,188.60-313,522.40-125,217.72

Finding the Fourth Proportional to 227,188.60, 313,522.40 and 125,217.72

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Solution

The fourth proportional to 227,188.60, 313,522.40 and 125,217.72 is: 172,801.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,188.60 : 313,522.40 = 125,217.72 : x
  2. Step 2: Convert to fraction form
    227,188.60/313,522.40 = 125,217.72/x
  3. Step 3: Cross multiply
    227,188.60x = 313,522.40 × 125,217.72
  4. Step 4: Simplify right side
    227,188.60x = 39,258,560,096.93
  5. Step 5: Solve for x
    x = 39,258,560,096.93/227,188.60
  6. Step 6: Final answer
    x = 172,801.63

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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.