Home / 57,620.06-86,295.78-55,624.58

Finding the Fourth Proportional to 57,620.06, 86,295.78 and 55,624.58

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Solution

The fourth proportional to 57,620.06, 86,295.78 and 55,624.58 is: 83,307.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,620.06 : 86,295.78 = 55,624.58 : x
  2. Step 2: Convert to fraction form
    57,620.06/86,295.78 = 55,624.58/x
  3. Step 3: Cross multiply
    57,620.06x = 86,295.78 × 55,624.58
  4. Step 4: Simplify right side
    57,620.06x = 4,800,166,518.27
  5. Step 5: Solve for x
    x = 4,800,166,518.27/57,620.06
  6. Step 6: Final answer
    x = 83,307.21

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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.