Home / 49,832.14-74,777.67-20,247.70

Finding the Fourth Proportional to 49,832.14, 74,777.67 and 20,247.70

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Solution

The fourth proportional to 49,832.14, 74,777.67 and 20,247.70 is: 30,383.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,832.14 : 74,777.67 = 20,247.70 : x
  2. Step 2: Convert to fraction form
    49,832.14/74,777.67 = 20,247.70/x
  3. Step 3: Cross multiply
    49,832.14x = 74,777.67 × 20,247.70
  4. Step 4: Simplify right side
    49,832.14x = 1,514,075,828.86
  5. Step 5: Solve for x
    x = 1,514,075,828.86/49,832.14
  6. Step 6: Final answer
    x = 30,383.52

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1.5x scale

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.