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Finding the Fourth Proportional to 63,181.60, 94,913.20 and 52,813.60

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Solution

The fourth proportional to 63,181.60, 94,913.20 and 52,813.60 is: 79,338.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,181.60 : 94,913.20 = 52,813.60 : x
  2. Step 2: Convert to fraction form
    63,181.60/94,913.20 = 52,813.60/x
  3. Step 3: Cross multiply
    63,181.60x = 94,913.20 × 52,813.60
  4. Step 4: Simplify right side
    63,181.60x = 5,012,707,779.52
  5. Step 5: Solve for x
    x = 5,012,707,779.52/63,181.60
  6. Step 6: Final answer
    x = 79,338.09

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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.