Home / 39,201.24-54,096.96-21,296.04

Finding the Fourth Proportional to 39,201.24, 54,096.96 and 21,296.04

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Solution

The fourth proportional to 39,201.24, 54,096.96 and 21,296.04 is: 29,388.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,201.24 : 54,096.96 = 21,296.04 : x
  2. Step 2: Convert to fraction form
    39,201.24/54,096.96 = 21,296.04/x
  3. Step 3: Cross multiply
    39,201.24x = 54,096.96 × 21,296.04
  4. Step 4: Simplify right side
    39,201.24x = 1,152,051,024.04
  5. Step 5: Solve for x
    x = 1,152,051,024.04/39,201.24
  6. Step 6: Final answer
    x = 29,388.13

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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.