Home / 293,740.50-405,364.37-159,604.50

Finding the Fourth Proportional to 293,740.50, 405,364.37 and 159,604.50

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Solution

The fourth proportional to 293,740.50, 405,364.37 and 159,604.50 is: 220,255.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,740.50 : 405,364.37 = 159,604.50 : x
  2. Step 2: Convert to fraction form
    293,740.50/405,364.37 = 159,604.50/x
  3. Step 3: Cross multiply
    293,740.50x = 405,364.37 × 159,604.50
  4. Step 4: Simplify right side
    293,740.50x = 64,697,976,793.64
  5. Step 5: Solve for x
    x = 64,697,976,793.64/293,740.50
  6. Step 6: Final answer
    x = 220,255.55

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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.