Home / 268,112.44-369,999.33-147,258.64

Finding the Fourth Proportional to 268,112.44, 369,999.33 and 147,258.64

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Solution

The fourth proportional to 268,112.44, 369,999.33 and 147,258.64 is: 203,219.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,112.44 : 369,999.33 = 147,258.64 : x
  2. Step 2: Convert to fraction form
    268,112.44/369,999.33 = 147,258.64/x
  3. Step 3: Cross multiply
    268,112.44x = 369,999.33 × 147,258.64
  4. Step 4: Simplify right side
    268,112.44x = 54,485,598,136.71
  5. Step 5: Solve for x
    x = 54,485,598,136.71/268,112.44
  6. Step 6: Final answer
    x = 203,219.21

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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.