Home / 53,031.15-73,183.14-30,370.50

Finding the Fourth Proportional to 53,031.15, 73,183.14 and 30,370.50

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Solution

The fourth proportional to 53,031.15, 73,183.14 and 30,370.50 is: 41,911.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,031.15 : 73,183.14 = 30,370.50 : x
  2. Step 2: Convert to fraction form
    53,031.15/73,183.14 = 30,370.50/x
  3. Step 3: Cross multiply
    53,031.15x = 73,183.14 × 30,370.50
  4. Step 4: Simplify right side
    53,031.15x = 2,222,608,553.37
  5. Step 5: Solve for x
    x = 2,222,608,553.37/53,031.15
  6. Step 6: Final answer
    x = 41,911.38

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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.