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Finding the Fourth Proportional to 34,654.51, 51,988.16 and 10,968.01

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Solution

The fourth proportional to 34,654.51, 51,988.16 and 10,968.01 is: 16,454.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,654.51 : 51,988.16 = 10,968.01 : x
  2. Step 2: Convert to fraction form
    34,654.51/51,988.16 = 10,968.01/x
  3. Step 3: Cross multiply
    34,654.51x = 51,988.16 × 10,968.01
  4. Step 4: Simplify right side
    34,654.51x = 570,206,343.98
  5. Step 5: Solve for x
    x = 570,206,343.98/34,654.51
  6. Step 6: Final answer
    x = 16,454.03

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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.