Home / 248,840.80-373,261.20-136,477.60

Finding the Fourth Proportional to 248,840.80, 373,261.20 and 136,477.60

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Solution

The fourth proportional to 248,840.80, 373,261.20 and 136,477.60 is: 204,716.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,840.80 : 373,261.20 = 136,477.60 : x
  2. Step 2: Convert to fraction form
    248,840.80/373,261.20 = 136,477.60/x
  3. Step 3: Cross multiply
    248,840.80x = 373,261.20 × 136,477.60
  4. Step 4: Simplify right side
    248,840.80x = 50,941,792,749.12
  5. Step 5: Solve for x
    x = 50,941,792,749.12/248,840.80
  6. Step 6: Final answer
    x = 204,716.40

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1.5x scale

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.