Home / 248,334.53-342,691.52-140,902.25

Finding the Fourth Proportional to 248,334.53, 342,691.52 and 140,902.25

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Solution

The fourth proportional to 248,334.53, 342,691.52 and 140,902.25 is: 194,439.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,334.53 : 342,691.52 = 140,902.25 : x
  2. Step 2: Convert to fraction form
    248,334.53/342,691.52 = 140,902.25/x
  3. Step 3: Cross multiply
    248,334.53x = 342,691.52 × 140,902.25
  4. Step 4: Simplify right side
    248,334.53x = 48,286,003,805.95
  5. Step 5: Solve for x
    x = 48,286,003,805.95/248,334.53
  6. Step 6: Final answer
    x = 194,439.35

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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.