Home / 98,973.42-148,431.10-27,891.33

Finding the Fourth Proportional to 98,973.42, 148,431.10 and 27,891.33

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Solution

The fourth proportional to 98,973.42, 148,431.10 and 27,891.33 is: 41,828.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,973.42 : 148,431.10 = 27,891.33 : x
  2. Step 2: Convert to fraction form
    98,973.42/148,431.10 = 27,891.33/x
  3. Step 3: Cross multiply
    98,973.42x = 148,431.10 × 27,891.33
  4. Step 4: Simplify right side
    98,973.42x = 4,139,940,792.36
  5. Step 5: Solve for x
    x = 4,139,940,792.36/98,973.42
  6. Step 6: Final answer
    x = 41,828.81

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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.