Home / 98,998.19-148,493.23-35,819.81

Finding the Fourth Proportional to 98,998.19, 148,493.23 and 35,819.81

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Solution

The fourth proportional to 98,998.19, 148,493.23 and 35,819.81 is: 53,728.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,998.19 : 148,493.23 = 35,819.81 : x
  2. Step 2: Convert to fraction form
    98,998.19/148,493.23 = 35,819.81/x
  3. Step 3: Cross multiply
    98,998.19x = 148,493.23 × 35,819.81
  4. Step 4: Simplify right side
    98,998.19x = 5,318,999,284.89
  5. Step 5: Solve for x
    x = 5,318,999,284.89/98,998.19
  6. Step 6: Final answer
    x = 53,728.25

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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.