Home / 146,629.10-219,615.60-126,946.10

Finding the Fourth Proportional to 146,629.10, 219,615.60 and 126,946.10

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Solution

The fourth proportional to 146,629.10, 219,615.60 and 126,946.10 is: 190,135.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,629.10 : 219,615.60 = 126,946.10 : x
  2. Step 2: Convert to fraction form
    146,629.10/219,615.60 = 126,946.10/x
  3. Step 3: Cross multiply
    146,629.10x = 219,615.60 × 126,946.10
  4. Step 4: Simplify right side
    146,629.10x = 27,879,343,919.16
  5. Step 5: Solve for x
    x = 27,879,343,919.16/146,629.10
  6. Step 6: Final answer
    x = 190,135.14

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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.