Home / 248,853.33-343,402.79-141,408.45

Finding the Fourth Proportional to 248,853.33, 343,402.79 and 141,408.45

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Solution

The fourth proportional to 248,853.33, 343,402.79 and 141,408.45 is: 195,135.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,853.33 : 343,402.79 = 141,408.45 : x
  2. Step 2: Convert to fraction form
    248,853.33/343,402.79 = 141,408.45/x
  3. Step 3: Cross multiply
    248,853.33x = 343,402.79 × 141,408.45
  4. Step 4: Simplify right side
    248,853.33x = 48,560,056,259.58
  5. Step 5: Solve for x
    x = 48,560,056,259.58/248,853.33
  6. Step 6: Final answer
    x = 195,135.25

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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.