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Finding the Fourth Proportional to 79,483.86, 119,114.91 and 59,739.30

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Solution

The fourth proportional to 79,483.86, 119,114.91 and 59,739.30 is: 89,525.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,483.86 : 119,114.91 = 59,739.30 : x
  2. Step 2: Convert to fraction form
    79,483.86/119,114.91 = 59,739.30/x
  3. Step 3: Cross multiply
    79,483.86x = 119,114.91 × 59,739.30
  4. Step 4: Simplify right side
    79,483.86x = 7,115,841,342.96
  5. Step 5: Solve for x
    x = 7,115,841,342.96/79,483.86
  6. Step 6: Final answer
    x = 89,525.61

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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.