Home / 55,499.18-83,249.55-18,059.45

Finding the Fourth Proportional to 55,499.18, 83,249.55 and 18,059.45

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Solution

The fourth proportional to 55,499.18, 83,249.55 and 18,059.45 is: 27,089.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,499.18 : 83,249.55 = 18,059.45 : x
  2. Step 2: Convert to fraction form
    55,499.18/83,249.55 = 18,059.45/x
  3. Step 3: Cross multiply
    55,499.18x = 83,249.55 × 18,059.45
  4. Step 4: Simplify right side
    55,499.18x = 1,503,440,669.50
  5. Step 5: Solve for x
    x = 1,503,440,669.50/55,499.18
  6. Step 6: Final answer
    x = 27,089.42

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Similar ratio
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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.