Home / 272,581.44-408,918.86-92,647.83

Finding the Fourth Proportional to 272,581.44, 408,918.86 and 92,647.83

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Solution

The fourth proportional to 272,581.44, 408,918.86 and 92,647.83 is: 138,987.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,581.44 : 408,918.86 = 92,647.83 : x
  2. Step 2: Convert to fraction form
    272,581.44/408,918.86 = 92,647.83/x
  3. Step 3: Cross multiply
    272,581.44x = 408,918.86 × 92,647.83
  4. Step 4: Simplify right side
    272,581.44x = 37,885,445,025.07
  5. Step 5: Solve for x
    x = 37,885,445,025.07/272,581.44
  6. Step 6: Final answer
    x = 138,987.62

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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.