Home / 53,536.05-80,313.38-18,000.84

Finding the Fourth Proportional to 53,536.05, 80,313.38 and 18,000.84

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Solution

The fourth proportional to 53,536.05, 80,313.38 and 18,000.84 is: 27,004.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,536.05 : 80,313.38 = 18,000.84 : x
  2. Step 2: Convert to fraction form
    53,536.05/80,313.38 = 18,000.84/x
  3. Step 3: Cross multiply
    53,536.05x = 80,313.38 × 18,000.84
  4. Step 4: Simplify right side
    53,536.05x = 1,445,708,213.24
  5. Step 5: Solve for x
    x = 1,445,708,213.24/53,536.05
  6. Step 6: Final answer
    x = 27,004.39

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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.