Home / 55,815.20-83,733.60-16,373.60

Finding the Fourth Proportional to 55,815.20, 83,733.60 and 16,373.60

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Solution

The fourth proportional to 55,815.20, 83,733.60 and 16,373.60 is: 24,563.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,815.20 : 83,733.60 = 16,373.60 : x
  2. Step 2: Convert to fraction form
    55,815.20/83,733.60 = 16,373.60/x
  3. Step 3: Cross multiply
    55,815.20x = 83,733.60 × 16,373.60
  4. Step 4: Simplify right side
    55,815.20x = 1,371,020,472.96
  5. Step 5: Solve for x
    x = 1,371,020,472.96/55,815.20
  6. Step 6: Final answer
    x = 24,563.57

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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.