Home / 53,383.56-73,676.66-30,722.10

Finding the Fourth Proportional to 53,383.56, 73,676.66 and 30,722.10

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Solution

The fourth proportional to 53,383.56, 73,676.66 and 30,722.10 is: 42,400.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,383.56 : 73,676.66 = 30,722.10 : x
  2. Step 2: Convert to fraction form
    53,383.56/73,676.66 = 30,722.10/x
  3. Step 3: Cross multiply
    53,383.56x = 73,676.66 × 30,722.10
  4. Step 4: Simplify right side
    53,383.56x = 2,263,501,716.19
  5. Step 5: Solve for x
    x = 2,263,501,716.19/53,383.56
  6. Step 6: Final answer
    x = 42,400.73

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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.