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Finding the Fourth Proportional to 10,703.94, 16,055.91 and 7,029.42

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Solution

The fourth proportional to 10,703.94, 16,055.91 and 7,029.42 is: 10,544.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,703.94 : 16,055.91 = 7,029.42 : x
  2. Step 2: Convert to fraction form
    10,703.94/16,055.91 = 7,029.42/x
  3. Step 3: Cross multiply
    10,703.94x = 16,055.91 × 7,029.42
  4. Step 4: Simplify right side
    10,703.94x = 112,863,734.87
  5. Step 5: Solve for x
    x = 112,863,734.87/10,703.94
  6. Step 6: Final answer
    x = 10,544.13

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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.