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Finding the Fourth Proportional to 17,495.87, 26,164.01 and 13,056.66

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Solution

The fourth proportional to 17,495.87, 26,164.01 and 13,056.66 is: 19,525.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,495.87 : 26,164.01 = 13,056.66 : x
  2. Step 2: Convert to fraction form
    17,495.87/26,164.01 = 13,056.66/x
  3. Step 3: Cross multiply
    17,495.87x = 26,164.01 × 13,056.66
  4. Step 4: Simplify right side
    17,495.87x = 341,614,615.45
  5. Step 5: Solve for x
    x = 341,614,615.45/17,495.87
  6. Step 6: Final answer
    x = 19,525.45

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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.