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Finding the Fourth Proportional to 14,969.96, 20,657.67 and 8,595.08

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Solution

The fourth proportional to 14,969.96, 20,657.67 and 8,595.08 is: 11,860.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,969.96 : 20,657.67 = 8,595.08 : x
  2. Step 2: Convert to fraction form
    14,969.96/20,657.67 = 8,595.08/x
  3. Step 3: Cross multiply
    14,969.96x = 20,657.67 × 8,595.08
  4. Step 4: Simplify right side
    14,969.96x = 177,554,326.26
  5. Step 5: Solve for x
    x = 177,554,326.26/14,969.96
  6. Step 6: Final answer
    x = 11,860.71

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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.