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Finding the Fourth Proportional to 10,800.06, 14,903.02 and 7,968.96

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Solution

The fourth proportional to 10,800.06, 14,903.02 and 7,968.96 is: 10,996.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,800.06 : 14,903.02 = 7,968.96 : x
  2. Step 2: Convert to fraction form
    10,800.06/14,903.02 = 7,968.96/x
  3. Step 3: Cross multiply
    10,800.06x = 14,903.02 × 7,968.96
  4. Step 4: Simplify right side
    10,800.06x = 118,761,570.26
  5. Step 5: Solve for x
    x = 118,761,570.26/10,800.06
  6. Step 6: Final answer
    x = 10,996.38

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1.5x scale

Why These Related Problems?

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