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Finding the Fourth Proportional to 18,395.71, 27,597.68 and 6,708.93

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Solution

The fourth proportional to 18,395.71, 27,597.68 and 6,708.93 is: 10,064.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,395.71 : 27,597.68 = 6,708.93 : x
  2. Step 2: Convert to fraction form
    18,395.71/27,597.68 = 6,708.93/x
  3. Step 3: Cross multiply
    18,395.71x = 27,597.68 × 6,708.93
  4. Step 4: Simplify right side
    18,395.71x = 185,150,903.28
  5. Step 5: Solve for x
    x = 185,150,903.28/18,395.71
  6. Step 6: Final answer
    x = 10,064.90

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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.