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Finding the Fourth Proportional to 73,706.90, 110,429.13 and 34,195.10

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Solution

The fourth proportional to 73,706.90, 110,429.13 and 34,195.10 is: 51,231.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,706.90 : 110,429.13 = 34,195.10 : x
  2. Step 2: Convert to fraction form
    73,706.90/110,429.13 = 34,195.10/x
  3. Step 3: Cross multiply
    73,706.90x = 110,429.13 × 34,195.10
  4. Step 4: Simplify right side
    73,706.90x = 3,776,135,143.26
  5. Step 5: Solve for x
    x = 3,776,135,143.26/73,706.90
  6. Step 6: Final answer
    x = 51,231.77

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1.5x scale

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.