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Finding the Fourth Proportional to 7,154.04, 10,731.02 and 3,050.04

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Solution

The fourth proportional to 7,154.04, 10,731.02 and 3,050.04 is: 4,575.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,154.04 : 10,731.02 = 3,050.04 : x
  2. Step 2: Convert to fraction form
    7,154.04/10,731.02 = 3,050.04/x
  3. Step 3: Cross multiply
    7,154.04x = 10,731.02 × 3,050.04
  4. Step 4: Simplify right side
    7,154.04x = 32,730,040.24
  5. Step 5: Solve for x
    x = 32,730,040.24/7,154.04
  6. Step 6: Final answer
    x = 4,575.04

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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.