Home / 40,620.26-60,907.75-12,532.34

Finding the Fourth Proportional to 40,620.26, 60,907.75 and 12,532.34

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Solution

The fourth proportional to 40,620.26, 60,907.75 and 12,532.34 is: 18,791.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,620.26 : 60,907.75 = 12,532.34 : x
  2. Step 2: Convert to fraction form
    40,620.26/60,907.75 = 12,532.34/x
  3. Step 3: Cross multiply
    40,620.26x = 60,907.75 × 12,532.34
  4. Step 4: Simplify right side
    40,620.26x = 763,316,631.64
  5. Step 5: Solve for x
    x = 763,316,631.64/40,620.26
  6. Step 6: Final answer
    x = 18,791.53

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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.