Home / 136,052.51-204,099.89-69,456.60

Finding the Fourth Proportional to 136,052.51, 204,099.89 and 69,456.60

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Solution

The fourth proportional to 136,052.51, 204,099.89 and 69,456.60 is: 104,195.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,052.51 : 204,099.89 = 69,456.60 : x
  2. Step 2: Convert to fraction form
    136,052.51/204,099.89 = 69,456.60/x
  3. Step 3: Cross multiply
    136,052.51x = 204,099.89 × 69,456.60
  4. Step 4: Simplify right side
    136,052.51x = 14,176,084,072.49
  5. Step 5: Solve for x
    x = 14,176,084,072.49/136,052.51
  6. Step 6: Final answer
    x = 104,195.69

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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.