Home / 45,624.37-62,939.76-28,620.07

Finding the Fourth Proportional to 45,624.37, 62,939.76 and 28,620.07

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Solution

The fourth proportional to 45,624.37, 62,939.76 and 28,620.07 is: 39,481.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,624.37 : 62,939.76 = 28,620.07 : x
  2. Step 2: Convert to fraction form
    45,624.37/62,939.76 = 28,620.07/x
  3. Step 3: Cross multiply
    45,624.37x = 62,939.76 × 28,620.07
  4. Step 4: Simplify right side
    45,624.37x = 1,801,340,336.98
  5. Step 5: Solve for x
    x = 1,801,340,336.98/45,624.37
  6. Step 6: Final answer
    x = 39,481.98

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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.