Home / 53,612.37-73,940.49-40,213.35

Finding the Fourth Proportional to 53,612.37, 73,940.49 and 40,213.35

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Solution

The fourth proportional to 53,612.37, 73,940.49 and 40,213.35 is: 55,460.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,612.37 : 73,940.49 = 40,213.35 : x
  2. Step 2: Convert to fraction form
    53,612.37/73,940.49 = 40,213.35/x
  3. Step 3: Cross multiply
    53,612.37x = 73,940.49 × 40,213.35
  4. Step 4: Simplify right side
    53,612.37x = 2,973,394,803.54
  5. Step 5: Solve for x
    x = 2,973,394,803.54/53,612.37
  6. Step 6: Final answer
    x = 55,460.98

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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.