Home / 148,204.62-204,548.22-87,809.27

Finding the Fourth Proportional to 148,204.62, 204,548.22 and 87,809.27

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Solution

The fourth proportional to 148,204.62, 204,548.22 and 87,809.27 is: 121,192.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,204.62 : 204,548.22 = 87,809.27 : x
  2. Step 2: Convert to fraction form
    148,204.62/204,548.22 = 87,809.27/x
  3. Step 3: Cross multiply
    148,204.62x = 204,548.22 × 87,809.27
  4. Step 4: Simplify right side
    148,204.62x = 17,961,228,855.26
  5. Step 5: Solve for x
    x = 17,961,228,855.26/148,204.62
  6. Step 6: Final answer
    x = 121,192.10

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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.