Home / 198,172.57-297,259.06-92,991.64

Finding the Fourth Proportional to 198,172.57, 297,259.06 and 92,991.64

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Solution

The fourth proportional to 198,172.57, 297,259.06 and 92,991.64 is: 139,487.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,172.57 : 297,259.06 = 92,991.64 : x
  2. Step 2: Convert to fraction form
    198,172.57/297,259.06 = 92,991.64/x
  3. Step 3: Cross multiply
    198,172.57x = 297,259.06 × 92,991.64
  4. Step 4: Simplify right side
    198,172.57x = 27,642,605,543.00
  5. Step 5: Solve for x
    x = 27,642,605,543.00/198,172.57
  6. Step 6: Final answer
    x = 139,487.55

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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.