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Finding the Fourth Proportional to 23,384.94, 35,104.95 and 18,457.98

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Solution

The fourth proportional to 23,384.94, 35,104.95 and 18,457.98 is: 27,708.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,384.94 : 35,104.95 = 18,457.98 : x
  2. Step 2: Convert to fraction form
    23,384.94/35,104.95 = 18,457.98/x
  3. Step 3: Cross multiply
    23,384.94x = 35,104.95 × 18,457.98
  4. Step 4: Simplify right side
    23,384.94x = 647,966,465.00
  5. Step 5: Solve for x
    x = 647,966,465.00/23,384.94
  6. Step 6: Final answer
    x = 27,708.71

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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.