Home / 68,550.81-102,784.70-44,829.72

Finding the Fourth Proportional to 68,550.81, 102,784.70 and 44,829.72

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Solution

The fourth proportional to 68,550.81, 102,784.70 and 44,829.72 is: 67,217.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,550.81 : 102,784.70 = 44,829.72 : x
  2. Step 2: Convert to fraction form
    68,550.81/102,784.70 = 44,829.72/x
  3. Step 3: Cross multiply
    68,550.81x = 102,784.70 × 44,829.72
  4. Step 4: Simplify right side
    68,550.81x = 4,607,809,181.19
  5. Step 5: Solve for x
    x = 4,607,809,181.19/68,550.81
  6. Step 6: Final answer
    x = 67,217.43

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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.