Home / 168,938.50-233,112.06-100,941.02

Finding the Fourth Proportional to 168,938.50, 233,112.06 and 100,941.02

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Solution

The fourth proportional to 168,938.50, 233,112.06 and 100,941.02 is: 139,284.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,938.50 : 233,112.06 = 100,941.02 : x
  2. Step 2: Convert to fraction form
    168,938.50/233,112.06 = 100,941.02/x
  3. Step 3: Cross multiply
    168,938.50x = 233,112.06 × 100,941.02
  4. Step 4: Simplify right side
    168,938.50x = 23,530,569,110.70
  5. Step 5: Solve for x
    x = 23,530,569,110.70/168,938.50
  6. Step 6: Final answer
    x = 139,284.82

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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.