Home / 227,638.06-314,157.90-125,683.15

Finding the Fourth Proportional to 227,638.06, 314,157.90 and 125,683.15

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Solution

The fourth proportional to 227,638.06, 314,157.90 and 125,683.15 is: 173,452.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,638.06 : 314,157.90 = 125,683.15 : x
  2. Step 2: Convert to fraction form
    227,638.06/314,157.90 = 125,683.15/x
  3. Step 3: Cross multiply
    227,638.06x = 314,157.90 × 125,683.15
  4. Step 4: Simplify right side
    227,638.06x = 39,484,354,469.39
  5. Step 5: Solve for x
    x = 39,484,354,469.39/227,638.06
  6. Step 6: Final answer
    x = 173,452.34

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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.