Home / 55,533.78-83,300.61-18,093.80

Finding the Fourth Proportional to 55,533.78, 83,300.61 and 18,093.80

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Solution

The fourth proportional to 55,533.78, 83,300.61 and 18,093.80 is: 27,140.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,533.78 : 83,300.61 = 18,093.80 : x
  2. Step 2: Convert to fraction form
    55,533.78/83,300.61 = 18,093.80/x
  3. Step 3: Cross multiply
    55,533.78x = 83,300.61 × 18,093.80
  4. Step 4: Simplify right side
    55,533.78x = 1,507,224,486.75
  5. Step 5: Solve for x
    x = 1,507,224,486.75/55,533.78
  6. Step 6: Final answer
    x = 27,140.68

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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.