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Finding the Fourth Proportional to 16,703.94, 25,060.86 and 6,316.50

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Solution

The fourth proportional to 16,703.94, 25,060.86 and 6,316.50 is: 9,476.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,703.94 : 25,060.86 = 6,316.50 : x
  2. Step 2: Convert to fraction form
    16,703.94/25,060.86 = 6,316.50/x
  3. Step 3: Cross multiply
    16,703.94x = 25,060.86 × 6,316.50
  4. Step 4: Simplify right side
    16,703.94x = 158,296,922.19
  5. Step 5: Solve for x
    x = 158,296,922.19/16,703.94
  6. Step 6: Final answer
    x = 9,476.62

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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.