Home / 55,086.03-82,629.05-13,533.03

Finding the Fourth Proportional to 55,086.03, 82,629.05 and 13,533.03

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Solution

The fourth proportional to 55,086.03, 82,629.05 and 13,533.03 is: 20,299.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,086.03 : 82,629.05 = 13,533.03 : x
  2. Step 2: Convert to fraction form
    55,086.03/82,629.05 = 13,533.03/x
  3. Step 3: Cross multiply
    55,086.03x = 82,629.05 × 13,533.03
  4. Step 4: Simplify right side
    55,086.03x = 1,118,221,344.86
  5. Step 5: Solve for x
    x = 1,118,221,344.86/55,086.03
  6. Step 6: Final answer
    x = 20,299.55

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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.