Home / 43,041.22-64,556.66-11,453.60

Finding the Fourth Proportional to 43,041.22, 64,556.66 and 11,453.60

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Solution

The fourth proportional to 43,041.22, 64,556.66 and 11,453.60 is: 17,179.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,041.22 : 64,556.66 = 11,453.60 : x
  2. Step 2: Convert to fraction form
    43,041.22/64,556.66 = 11,453.60/x
  3. Step 3: Cross multiply
    43,041.22x = 64,556.66 × 11,453.60
  4. Step 4: Simplify right side
    43,041.22x = 739,406,160.98
  5. Step 5: Solve for x
    x = 739,406,160.98/43,041.22
  6. Step 6: Final answer
    x = 17,179.02

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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.