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Finding the Fourth Proportional to 79,477.08, 119,189.30 and 32,079.93

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Solution

The fourth proportional to 79,477.08, 119,189.30 and 32,079.93 is: 48,109.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,477.08 : 119,189.30 = 32,079.93 : x
  2. Step 2: Convert to fraction form
    79,477.08/119,189.30 = 32,079.93/x
  3. Step 3: Cross multiply
    79,477.08x = 119,189.30 × 32,079.93
  4. Step 4: Simplify right side
    79,477.08x = 3,823,584,240.35
  5. Step 5: Solve for x
    x = 3,823,584,240.35/79,477.08
  6. Step 6: Final answer
    x = 48,109.27

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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.