Home / 45,605.58-62,936.76-28,610.54

Finding the Fourth Proportional to 45,605.58, 62,936.76 and 28,610.54

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Solution

The fourth proportional to 45,605.58, 62,936.76 and 28,610.54 is: 39,483.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,605.58 : 62,936.76 = 28,610.54 : x
  2. Step 2: Convert to fraction form
    45,605.58/62,936.76 = 28,610.54/x
  3. Step 3: Cross multiply
    45,605.58x = 62,936.76 × 28,610.54
  4. Step 4: Simplify right side
    45,605.58x = 1,800,654,689.45
  5. Step 5: Solve for x
    x = 1,800,654,689.45/45,605.58
  6. Step 6: Final answer
    x = 39,483.21

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1.5x scale

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.