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Finding the Fourth Proportional to 17,957.08, 24,782.13 and 10,405.45

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Solution

The fourth proportional to 17,957.08, 24,782.13 and 10,405.45 is: 14,360.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,957.08 : 24,782.13 = 10,405.45 : x
  2. Step 2: Convert to fraction form
    17,957.08/24,782.13 = 10,405.45/x
  3. Step 3: Cross multiply
    17,957.08x = 24,782.13 × 10,405.45
  4. Step 4: Simplify right side
    17,957.08x = 257,869,214.61
  5. Step 5: Solve for x
    x = 257,869,214.61/17,957.08
  6. Step 6: Final answer
    x = 14,360.31

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.