Home / 114,669.80-172,071.06-48,103.96

Finding the Fourth Proportional to 114,669.80, 172,071.06 and 48,103.96

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Solution

The fourth proportional to 114,669.80, 172,071.06 and 48,103.96 is: 72,183.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,669.80 : 172,071.06 = 48,103.96 : x
  2. Step 2: Convert to fraction form
    114,669.80/172,071.06 = 48,103.96/x
  3. Step 3: Cross multiply
    114,669.80x = 172,071.06 × 48,103.96
  4. Step 4: Simplify right side
    114,669.80x = 8,277,299,387.40
  5. Step 5: Solve for x
    x = 8,277,299,387.40/114,669.80
  6. Step 6: Final answer
    x = 72,183.78

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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.