Home / 198,792.54-274,313.21-118,204.49

Finding the Fourth Proportional to 198,792.54, 274,313.21 and 118,204.49

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Solution

The fourth proportional to 198,792.54, 274,313.21 and 118,204.49 is: 163,110.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,792.54 : 274,313.21 = 118,204.49 : x
  2. Step 2: Convert to fraction form
    198,792.54/274,313.21 = 118,204.49/x
  3. Step 3: Cross multiply
    198,792.54x = 274,313.21 × 118,204.49
  4. Step 4: Simplify right side
    198,792.54x = 32,425,053,088.31
  5. Step 5: Solve for x
    x = 32,425,053,088.31/198,792.54
  6. Step 6: Final answer
    x = 163,110.01

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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.