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Finding the Fourth Proportional to 7,969.01, 11,955.54 and 4,684.86

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Solution

The fourth proportional to 7,969.01, 11,955.54 and 4,684.86 is: 7,028.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,969.01 : 11,955.54 = 4,684.86 : x
  2. Step 2: Convert to fraction form
    7,969.01/11,955.54 = 4,684.86/x
  3. Step 3: Cross multiply
    7,969.01x = 11,955.54 × 4,684.86
  4. Step 4: Simplify right side
    7,969.01x = 56,010,031.12
  5. Step 5: Solve for x
    x = 56,010,031.12/7,969.01
  6. Step 6: Final answer
    x = 7,028.48

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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.