Home / 55,683.55-83,540.84-18,269.92

Finding the Fourth Proportional to 55,683.55, 83,540.84 and 18,269.92

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Solution

The fourth proportional to 55,683.55, 83,540.84 and 18,269.92 is: 27,409.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,683.55 : 83,540.84 = 18,269.92 : x
  2. Step 2: Convert to fraction form
    55,683.55/83,540.84 = 18,269.92/x
  3. Step 3: Cross multiply
    55,683.55x = 83,540.84 × 18,269.92
  4. Step 4: Simplify right side
    55,683.55x = 1,526,284,476.61
  5. Step 5: Solve for x
    x = 1,526,284,476.61/55,683.55
  6. Step 6: Final answer
    x = 27,409.97

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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.