Home / 248,441.34-342,847.98-135,261.66

Finding the Fourth Proportional to 248,441.34, 342,847.98 and 135,261.66

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Solution

The fourth proportional to 248,441.34, 342,847.98 and 135,261.66 is: 186,660.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,441.34 : 342,847.98 = 135,261.66 : x
  2. Step 2: Convert to fraction form
    248,441.34/342,847.98 = 135,261.66/x
  3. Step 3: Cross multiply
    248,441.34x = 342,847.98 × 135,261.66
  4. Step 4: Simplify right side
    248,441.34x = 46,374,186,902.45
  5. Step 5: Solve for x
    x = 46,374,186,902.45/248,441.34
  6. Step 6: Final answer
    x = 186,660.51

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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.