Home / 36,536.28-54,749.52-28,203.72

Finding the Fourth Proportional to 36,536.28, 54,749.52 and 28,203.72

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Solution

The fourth proportional to 36,536.28, 54,749.52 and 28,203.72 is: 42,263.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,536.28 : 54,749.52 = 28,203.72 : x
  2. Step 2: Convert to fraction form
    36,536.28/54,749.52 = 28,203.72/x
  3. Step 3: Cross multiply
    36,536.28x = 54,749.52 × 28,203.72
  4. Step 4: Simplify right side
    36,536.28x = 1,544,140,132.21
  5. Step 5: Solve for x
    x = 1,544,140,132.21/36,536.28
  6. Step 6: Final answer
    x = 42,263.20

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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.