Home / 36,403.55-50,110.58-31,384.38

Finding the Fourth Proportional to 36,403.55, 50,110.58 and 31,384.38

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Solution

The fourth proportional to 36,403.55, 50,110.58 and 31,384.38 is: 43,201.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,403.55 : 50,110.58 = 31,384.38 : x
  2. Step 2: Convert to fraction form
    36,403.55/50,110.58 = 31,384.38/x
  3. Step 3: Cross multiply
    36,403.55x = 50,110.58 × 31,384.38
  4. Step 4: Simplify right side
    36,403.55x = 1,572,689,327.82
  5. Step 5: Solve for x
    x = 1,572,689,327.82/36,403.55
  6. Step 6: Final answer
    x = 43,201.54

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Half scale
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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.