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Finding the Fourth Proportional to 101,706.07, 152,559.11 and 39,376.57

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Solution

The fourth proportional to 101,706.07, 152,559.11 and 39,376.57 is: 59,064.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,706.07 : 152,559.11 = 39,376.57 : x
  2. Step 2: Convert to fraction form
    101,706.07/152,559.11 = 39,376.57/x
  3. Step 3: Cross multiply
    101,706.07x = 152,559.11 × 39,376.57
  4. Step 4: Simplify right side
    101,706.07x = 6,007,253,514.37
  5. Step 5: Solve for x
    x = 6,007,253,514.37/101,706.07
  6. Step 6: Final answer
    x = 59,064.85

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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.