Home / 72,213.03-108,273.38-34,698.45

Finding the Fourth Proportional to 72,213.03, 108,273.38 and 34,698.45

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Solution

The fourth proportional to 72,213.03, 108,273.38 and 34,698.45 is: 52,025.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,213.03 : 108,273.38 = 34,698.45 : x
  2. Step 2: Convert to fraction form
    72,213.03/108,273.38 = 34,698.45/x
  3. Step 3: Cross multiply
    72,213.03x = 108,273.38 × 34,698.45
  4. Step 4: Simplify right side
    72,213.03x = 3,756,918,549.01
  5. Step 5: Solve for x
    x = 3,756,918,549.01/72,213.03
  6. Step 6: Final answer
    x = 52,025.49

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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.