Home / 270,721.42-373,765.52-173,968.54

Finding the Fourth Proportional to 270,721.42, 373,765.52 and 173,968.54

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Solution

The fourth proportional to 270,721.42, 373,765.52 and 173,968.54 is: 240,185.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,721.42 : 373,765.52 = 173,968.54 : x
  2. Step 2: Convert to fraction form
    270,721.42/373,765.52 = 173,968.54/x
  3. Step 3: Cross multiply
    270,721.42x = 373,765.52 × 173,968.54
  4. Step 4: Simplify right side
    270,721.42x = 65,023,441,816.74
  5. Step 5: Solve for x
    x = 65,023,441,816.74/270,721.42
  6. Step 6: Final answer
    x = 240,185.80

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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.