Home / 98,828.67-136,383.37-53,506.64

Finding the Fourth Proportional to 98,828.67, 136,383.37 and 53,506.64

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Solution

The fourth proportional to 98,828.67, 136,383.37 and 53,506.64 is: 73,839.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,828.67 : 136,383.37 = 53,506.64 : x
  2. Step 2: Convert to fraction form
    98,828.67/136,383.37 = 53,506.64/x
  3. Step 3: Cross multiply
    98,828.67x = 136,383.37 × 53,506.64
  4. Step 4: Simplify right side
    98,828.67x = 7,297,415,954.00
  5. Step 5: Solve for x
    x = 7,297,415,954.00/98,828.67
  6. Step 6: Final answer
    x = 73,839.06

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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.