Home / 167,401.48-230,917.54-100,294.60

Finding the Fourth Proportional to 167,401.48, 230,917.54 and 100,294.60

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Solution

The fourth proportional to 167,401.48, 230,917.54 and 100,294.60 is: 138,348.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,401.48 : 230,917.54 = 100,294.60 : x
  2. Step 2: Convert to fraction form
    167,401.48/230,917.54 = 100,294.60/x
  3. Step 3: Cross multiply
    167,401.48x = 230,917.54 × 100,294.60
  4. Step 4: Simplify right side
    167,401.48x = 23,159,782,307.28
  5. Step 5: Solve for x
    x = 23,159,782,307.28/167,401.48
  6. Step 6: Final answer
    x = 138,348.73

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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.