Home / 204,005.20-306,036.60-63,749.20

Finding the Fourth Proportional to 204,005.20, 306,036.60 and 63,749.20

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Solution

The fourth proportional to 204,005.20, 306,036.60 and 63,749.20 is: 95,632.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,005.20 : 306,036.60 = 63,749.20 : x
  2. Step 2: Convert to fraction form
    204,005.20/306,036.60 = 63,749.20/x
  3. Step 3: Cross multiply
    204,005.20x = 306,036.60 × 63,749.20
  4. Step 4: Simplify right side
    204,005.20x = 19,509,588,420.72
  5. Step 5: Solve for x
    x = 19,509,588,420.72/204,005.20
  6. Step 6: Final answer
    x = 95,632.80

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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.