Home / 40,706.87-61,069.07-12,626.36

Finding the Fourth Proportional to 40,706.87, 61,069.07 and 12,626.36

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Solution

The fourth proportional to 40,706.87, 61,069.07 and 12,626.36 is: 18,942.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,706.87 : 61,069.07 = 12,626.36 : x
  2. Step 2: Convert to fraction form
    40,706.87/61,069.07 = 12,626.36/x
  3. Step 3: Cross multiply
    40,706.87x = 61,069.07 × 12,626.36
  4. Step 4: Simplify right side
    40,706.87x = 771,080,062.69
  5. Step 5: Solve for x
    x = 771,080,062.69/40,706.87
  6. Step 6: Final answer
    x = 18,942.26

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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.