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Finding the Fourth Proportional to 123,482.44, 185,222.28 and 29,988.28

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Solution

The fourth proportional to 123,482.44, 185,222.28 and 29,988.28 is: 44,982.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,482.44 : 185,222.28 = 29,988.28 : x
  2. Step 2: Convert to fraction form
    123,482.44/185,222.28 = 29,988.28/x
  3. Step 3: Cross multiply
    123,482.44x = 185,222.28 × 29,988.28
  4. Step 4: Simplify right side
    123,482.44x = 5,554,497,594.88
  5. Step 5: Solve for x
    x = 5,554,497,594.88/123,482.44
  6. Step 6: Final answer
    x = 44,982.08

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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.