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Finding the Fourth Proportional to 5,357.52, 8,036.04 and 2,070.48

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Solution

The fourth proportional to 5,357.52, 8,036.04 and 2,070.48 is: 3,105.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,357.52 : 8,036.04 = 2,070.48 : x
  2. Step 2: Convert to fraction form
    5,357.52/8,036.04 = 2,070.48/x
  3. Step 3: Cross multiply
    5,357.52x = 8,036.04 × 2,070.48
  4. Step 4: Simplify right side
    5,357.52x = 16,638,460.10
  5. Step 5: Solve for x
    x = 16,638,460.10/5,357.52
  6. Step 6: Final answer
    x = 3,105.63

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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.