Home / 198,734.61-297,603.39-118,723.22

Finding the Fourth Proportional to 198,734.61, 297,603.39 and 118,723.22

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Solution

The fourth proportional to 198,734.61, 297,603.39 and 118,723.22 is: 177,787.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,734.61 : 297,603.39 = 118,723.22 : x
  2. Step 2: Convert to fraction form
    198,734.61/297,603.39 = 118,723.22/x
  3. Step 3: Cross multiply
    198,734.61x = 297,603.39 × 118,723.22
  4. Step 4: Simplify right side
    198,734.61x = 35,332,432,743.72
  5. Step 5: Solve for x
    x = 35,332,432,743.72/198,734.61
  6. Step 6: Final answer
    x = 177,787.01

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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.