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Finding the Fourth Proportional to 12,330.14, 17,015.33 and 6,741.14

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Solution

The fourth proportional to 12,330.14, 17,015.33 and 6,741.14 is: 9,302.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,330.14 : 17,015.33 = 6,741.14 : x
  2. Step 2: Convert to fraction form
    12,330.14/17,015.33 = 6,741.14/x
  3. Step 3: Cross multiply
    12,330.14x = 17,015.33 × 6,741.14
  4. Step 4: Simplify right side
    12,330.14x = 114,702,653.45
  5. Step 5: Solve for x
    x = 114,702,653.45/12,330.14
  6. Step 6: Final answer
    x = 9,302.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.