Home / 204,176.08-306,326.40-104,406.36

Finding the Fourth Proportional to 204,176.08, 306,326.40 and 104,406.36

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Solution

The fourth proportional to 204,176.08, 306,326.40 and 104,406.36 is: 156,641.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,176.08 : 306,326.40 = 104,406.36 : x
  2. Step 2: Convert to fraction form
    204,176.08/306,326.40 = 104,406.36/x
  3. Step 3: Cross multiply
    204,176.08x = 306,326.40 × 104,406.36
  4. Step 4: Simplify right side
    204,176.08x = 31,982,424,395.90
  5. Step 5: Solve for x
    x = 31,982,424,395.90/204,176.08
  6. Step 6: Final answer
    x = 156,641.39

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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.