Home / 36,458.75-54,688.35-10,163.72

Finding the Fourth Proportional to 36,458.75, 54,688.35 and 10,163.72

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Solution

The fourth proportional to 36,458.75, 54,688.35 and 10,163.72 is: 15,245.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,458.75 : 54,688.35 = 10,163.72 : x
  2. Step 2: Convert to fraction form
    36,458.75/54,688.35 = 10,163.72/x
  3. Step 3: Cross multiply
    36,458.75x = 54,688.35 × 10,163.72
  4. Step 4: Simplify right side
    36,458.75x = 555,837,076.66
  5. Step 5: Solve for x
    x = 555,837,076.66/36,458.75
  6. Step 6: Final answer
    x = 15,245.64

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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.