Home / 148,160.75-204,463.28-81,094.19

Finding the Fourth Proportional to 148,160.75, 204,463.28 and 81,094.19

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Solution

The fourth proportional to 148,160.75, 204,463.28 and 81,094.19 is: 111,910.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,160.75 : 204,463.28 = 81,094.19 : x
  2. Step 2: Convert to fraction form
    148,160.75/204,463.28 = 81,094.19/x
  3. Step 3: Cross multiply
    148,160.75x = 204,463.28 × 81,094.19
  4. Step 4: Simplify right side
    148,160.75x = 16,580,783,670.87
  5. Step 5: Solve for x
    x = 16,580,783,670.87/148,160.75
  6. Step 6: Final answer
    x = 111,910.77

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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.