Home / 53,894.83-80,770.60-28,589.13

Finding the Fourth Proportional to 53,894.83, 80,770.60 and 28,589.13

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Solution

The fourth proportional to 53,894.83, 80,770.60 and 28,589.13 is: 42,845.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,894.83 : 80,770.60 = 28,589.13 : x
  2. Step 2: Convert to fraction form
    53,894.83/80,770.60 = 28,589.13/x
  3. Step 3: Cross multiply
    53,894.83x = 80,770.60 × 28,589.13
  4. Step 4: Simplify right side
    53,894.83x = 2,309,161,183.58
  5. Step 5: Solve for x
    x = 2,309,161,183.58/53,894.83
  6. Step 6: Final answer
    x = 42,845.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.