Home / 218,130.30-327,202.73-60,345.54

Finding the Fourth Proportional to 218,130.30, 327,202.73 and 60,345.54

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Solution

The fourth proportional to 218,130.30, 327,202.73 and 60,345.54 is: 90,520.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,130.30 : 327,202.73 = 60,345.54 : x
  2. Step 2: Convert to fraction form
    218,130.30/327,202.73 = 60,345.54/x
  3. Step 3: Cross multiply
    218,130.30x = 327,202.73 × 60,345.54
  4. Step 4: Simplify right side
    218,130.30x = 19,745,225,431.32
  5. Step 5: Solve for x
    x = 19,745,225,431.32/218,130.30
  6. Step 6: Final answer
    x = 90,520.32

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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.