Home / 198,260.50-273,564.21-112,219.06

Finding the Fourth Proportional to 198,260.50, 273,564.21 and 112,219.06

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Solution

The fourth proportional to 198,260.50, 273,564.21 and 112,219.06 is: 154,842.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,260.50 : 273,564.21 = 112,219.06 : x
  2. Step 2: Convert to fraction form
    198,260.50/273,564.21 = 112,219.06/x
  3. Step 3: Cross multiply
    198,260.50x = 273,564.21 × 112,219.06
  4. Step 4: Simplify right side
    198,260.50x = 30,699,118,495.84
  5. Step 5: Solve for x
    x = 30,699,118,495.84/198,260.50
  6. Step 6: Final answer
    x = 154,842.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.