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Finding the Fourth Proportional to 62,161.58, 85,779.99 and 35,300.54

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Solution

The fourth proportional to 62,161.58, 85,779.99 and 35,300.54 is: 48,713.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,161.58 : 85,779.99 = 35,300.54 : x
  2. Step 2: Convert to fraction form
    62,161.58/85,779.99 = 35,300.54/x
  3. Step 3: Cross multiply
    62,161.58x = 85,779.99 × 35,300.54
  4. Step 4: Simplify right side
    62,161.58x = 3,028,079,539.29
  5. Step 5: Solve for x
    x = 3,028,079,539.29/62,161.58
  6. Step 6: Final answer
    x = 48,713.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.