Home / 168,937.50-233,110.68-100,940.02

Finding the Fourth Proportional to 168,937.50, 233,110.68 and 100,940.02

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Solution

The fourth proportional to 168,937.50, 233,110.68 and 100,940.02 is: 139,283.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,937.50 : 233,110.68 = 100,940.02 : x
  2. Step 2: Convert to fraction form
    168,937.50/233,110.68 = 100,940.02/x
  3. Step 3: Cross multiply
    168,937.50x = 233,110.68 × 100,940.02
  4. Step 4: Simplify right side
    168,937.50x = 23,530,196,701.41
  5. Step 5: Solve for x
    x = 23,530,196,701.41/168,937.50
  6. Step 6: Final answer
    x = 139,283.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.