Home / 198,172.16-297,355.44-92,999.68

Finding the Fourth Proportional to 198,172.16, 297,355.44 and 92,999.68

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Solution

The fourth proportional to 198,172.16, 297,355.44 and 92,999.68 is: 139,545.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,172.16 : 297,355.44 = 92,999.68 : x
  2. Step 2: Convert to fraction form
    198,172.16/297,355.44 = 92,999.68/x
  3. Step 3: Cross multiply
    198,172.16x = 297,355.44 × 92,999.68
  4. Step 4: Simplify right side
    198,172.16x = 27,653,960,766.26
  5. Step 5: Solve for x
    x = 27,653,960,766.26/198,172.16
  6. Step 6: Final answer
    x = 139,545.13

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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.