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Finding the Fourth Proportional to 11,703.66, 17,554.14 and 2,937.92

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Solution

The fourth proportional to 11,703.66, 17,554.14 and 2,937.92 is: 4,406.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,703.66 : 17,554.14 = 2,937.92 : x
  2. Step 2: Convert to fraction form
    11,703.66/17,554.14 = 2,937.92/x
  3. Step 3: Cross multiply
    11,703.66x = 17,554.14 × 2,937.92
  4. Step 4: Simplify right side
    11,703.66x = 51,572,571.22
  5. Step 5: Solve for x
    x = 51,572,571.22/11,703.66
  6. Step 6: Final answer
    x = 4,406.53

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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.