Home / 136,035.84-187,644.73-93,520.56

Finding the Fourth Proportional to 136,035.84, 187,644.73 and 93,520.56

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Solution

The fourth proportional to 136,035.84, 187,644.73 and 93,520.56 is: 129,000.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,035.84 : 187,644.73 = 93,520.56 : x
  2. Step 2: Convert to fraction form
    136,035.84/187,644.73 = 93,520.56/x
  3. Step 3: Cross multiply
    136,035.84x = 187,644.73 × 93,520.56
  4. Step 4: Simplify right side
    136,035.84x = 17,548,640,230.65
  5. Step 5: Solve for x
    x = 17,548,640,230.65/136,035.84
  6. Step 6: Final answer
    x = 129,000.12

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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.