Home / 62,511.47-93,770.23-20,391.47

Finding the Fourth Proportional to 62,511.47, 93,770.23 and 20,391.47

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Solution

The fourth proportional to 62,511.47, 93,770.23 and 20,391.47 is: 30,588.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,511.47 : 93,770.23 = 20,391.47 : x
  2. Step 2: Convert to fraction form
    62,511.47/93,770.23 = 20,391.47/x
  3. Step 3: Cross multiply
    62,511.47x = 93,770.23 × 20,391.47
  4. Step 4: Simplify right side
    62,511.47x = 1,912,113,091.85
  5. Step 5: Solve for x
    x = 1,912,113,091.85/62,511.47
  6. Step 6: Final answer
    x = 30,588.19

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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.