Home / 198,924.50-298,386.75-67,596.50

Finding the Fourth Proportional to 198,924.50, 298,386.75 and 67,596.50

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Solution

The fourth proportional to 198,924.50, 298,386.75 and 67,596.50 is: 101,394.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,924.50 : 298,386.75 = 67,596.50 : x
  2. Step 2: Convert to fraction form
    198,924.50/298,386.75 = 67,596.50/x
  3. Step 3: Cross multiply
    198,924.50x = 298,386.75 × 67,596.50
  4. Step 4: Simplify right side
    198,924.50x = 20,169,899,946.38
  5. Step 5: Solve for x
    x = 20,169,899,946.38/198,924.50
  6. Step 6: Final answer
    x = 101,394.75

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1.5x scale

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.