Home / 97,739.02-146,608.53-27,620.20

Finding the Fourth Proportional to 97,739.02, 146,608.53 and 27,620.20

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Solution

The fourth proportional to 97,739.02, 146,608.53 and 27,620.20 is: 41,430.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,739.02 : 146,608.53 = 27,620.20 : x
  2. Step 2: Convert to fraction form
    97,739.02/146,608.53 = 27,620.20/x
  3. Step 3: Cross multiply
    97,739.02x = 146,608.53 × 27,620.20
  4. Step 4: Simplify right side
    97,739.02x = 4,049,356,920.31
  5. Step 5: Solve for x
    x = 4,049,356,920.31/97,739.02
  6. Step 6: Final answer
    x = 41,430.30

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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.