Home / 104,222.38-156,255.81-48,805.42

Finding the Fourth Proportional to 104,222.38, 156,255.81 and 48,805.42

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Solution

The fourth proportional to 104,222.38, 156,255.81 and 48,805.42 is: 73,171.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,222.38 : 156,255.81 = 48,805.42 : x
  2. Step 2: Convert to fraction form
    104,222.38/156,255.81 = 48,805.42/x
  3. Step 3: Cross multiply
    104,222.38x = 156,255.81 × 48,805.42
  4. Step 4: Simplify right side
    104,222.38x = 7,626,130,434.49
  5. Step 5: Solve for x
    x = 7,626,130,434.49/104,222.38
  6. Step 6: Final answer
    x = 73,171.72

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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.