Home / 40,206.37-55,489.53-22,302.53

Finding the Fourth Proportional to 40,206.37, 55,489.53 and 22,302.53

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Solution

The fourth proportional to 40,206.37, 55,489.53 and 22,302.53 is: 30,780.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,206.37 : 55,489.53 = 22,302.53 : x
  2. Step 2: Convert to fraction form
    40,206.37/55,489.53 = 22,302.53/x
  3. Step 3: Cross multiply
    40,206.37x = 55,489.53 × 22,302.53
  4. Step 4: Simplify right side
    40,206.37x = 1,237,556,921.31
  5. Step 5: Solve for x
    x = 1,237,556,921.31/40,206.37
  6. Step 6: Final answer
    x = 30,780.12

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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.