Home / 101,902.08-152,760.96-36,222.72

Finding the Fourth Proportional to 101,902.08, 152,760.96 and 36,222.72

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Solution

The fourth proportional to 101,902.08, 152,760.96 and 36,222.72 is: 54,301.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,902.08 : 152,760.96 = 36,222.72 : x
  2. Step 2: Convert to fraction form
    101,902.08/152,760.96 = 36,222.72/x
  3. Step 3: Cross multiply
    101,902.08x = 152,760.96 × 36,222.72
  4. Step 4: Simplify right side
    101,902.08x = 5,533,417,481.01
  5. Step 5: Solve for x
    x = 5,533,417,481.01/101,902.08
  6. Step 6: Final answer
    x = 54,301.32

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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.