Home / 55,504.08-83,288.93-20,468.34

Finding the Fourth Proportional to 55,504.08, 83,288.93 and 20,468.34

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Solution

The fourth proportional to 55,504.08, 83,288.93 and 20,468.34 is: 30,714.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,504.08 : 83,288.93 = 20,468.34 : x
  2. Step 2: Convert to fraction form
    55,504.08/83,288.93 = 20,468.34/x
  3. Step 3: Cross multiply
    55,504.08x = 83,288.93 × 20,468.34
  4. Step 4: Simplify right side
    55,504.08x = 1,704,786,035.13
  5. Step 5: Solve for x
    x = 1,704,786,035.13/55,504.08
  6. Step 6: Final answer
    x = 30,714.61

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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.