Home / 198,822.40-298,233.60-146,334.40

Finding the Fourth Proportional to 198,822.40, 298,233.60 and 146,334.40

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Solution

The fourth proportional to 198,822.40, 298,233.60 and 146,334.40 is: 219,501.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,822.40 : 298,233.60 = 146,334.40 : x
  2. Step 2: Convert to fraction form
    198,822.40/298,233.60 = 146,334.40/x
  3. Step 3: Cross multiply
    198,822.40x = 298,233.60 × 146,334.40
  4. Step 4: Simplify right side
    198,822.40x = 43,641,834,915.84
  5. Step 5: Solve for x
    x = 43,641,834,915.84/198,822.40
  6. Step 6: Final answer
    x = 219,501.60

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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.