Home / 46,481.76-69,710.18-20,180.25

Finding the Fourth Proportional to 46,481.76, 69,710.18 and 20,180.25

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Solution

The fourth proportional to 46,481.76, 69,710.18 and 20,180.25 is: 30,264.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,481.76 : 69,710.18 = 20,180.25 : x
  2. Step 2: Convert to fraction form
    46,481.76/69,710.18 = 20,180.25/x
  3. Step 3: Cross multiply
    46,481.76x = 69,710.18 × 20,180.25
  4. Step 4: Simplify right side
    46,481.76x = 1,406,768,910.40
  5. Step 5: Solve for x
    x = 1,406,768,910.40/46,481.76
  6. Step 6: Final answer
    x = 30,264.97

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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.