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Finding the Fourth Proportional to 68,811.48, 94,980 and 44,941.86

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Solution

The fourth proportional to 68,811.48, 94,980 and 44,941.86 is: 62,032.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,811.48 : 94,980 = 44,941.86 : x
  2. Step 2: Convert to fraction form
    68,811.48/94,980 = 44,941.86/x
  3. Step 3: Cross multiply
    68,811.48x = 94,980 × 44,941.86
  4. Step 4: Simplify right side
    68,811.48x = 4,268,577,862.80
  5. Step 5: Solve for x
    x = 4,268,577,862.80/68,811.48
  6. Step 6: Final answer
    x = 62,032.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.