Home / 72,466.30-108,553.65-48,846.70

Finding the Fourth Proportional to 72,466.30, 108,553.65 and 48,846.70

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Solution

The fourth proportional to 72,466.30, 108,553.65 and 48,846.70 is: 73,171.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,466.30 : 108,553.65 = 48,846.70 : x
  2. Step 2: Convert to fraction form
    72,466.30/108,553.65 = 48,846.70/x
  3. Step 3: Cross multiply
    72,466.30x = 108,553.65 × 48,846.70
  4. Step 4: Simplify right side
    72,466.30x = 5,302,487,575.46
  5. Step 5: Solve for x
    x = 5,302,487,575.46/72,466.30
  6. Step 6: Final answer
    x = 73,171.77

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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.