Home / 121,766.78-182,632.92-41,803.44

Finding the Fourth Proportional to 121,766.78, 182,632.92 and 41,803.44

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Solution

The fourth proportional to 121,766.78, 182,632.92 and 41,803.44 is: 62,699.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,766.78 : 182,632.92 = 41,803.44 : x
  2. Step 2: Convert to fraction form
    121,766.78/182,632.92 = 41,803.44/x
  3. Step 3: Cross multiply
    121,766.78x = 182,632.92 × 41,803.44
  4. Step 4: Simplify right side
    121,766.78x = 7,634,684,313.24
  5. Step 5: Solve for x
    x = 7,634,684,313.24/121,766.78
  6. Step 6: Final answer
    x = 62,699.24

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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.