Home / 199,340.67-275,091.41-118,771.59

Finding the Fourth Proportional to 199,340.67, 275,091.41 and 118,771.59

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Solution

The fourth proportional to 199,340.67, 275,091.41 and 118,771.59 is: 163,905.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,340.67 : 275,091.41 = 118,771.59 : x
  2. Step 2: Convert to fraction form
    199,340.67/275,091.41 = 118,771.59/x
  3. Step 3: Cross multiply
    199,340.67x = 275,091.41 × 118,771.59
  4. Step 4: Simplify right side
    199,340.67x = 32,673,044,457.97
  5. Step 5: Solve for x
    x = 32,673,044,457.97/199,340.67
  6. Step 6: Final answer
    x = 163,905.56

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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.