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Finding the Fourth Proportional to 56,859.73, 78,494.55 and 44,084.01

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Solution

The fourth proportional to 56,859.73, 78,494.55 and 44,084.01 is: 60,857.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,859.73 : 78,494.55 = 44,084.01 : x
  2. Step 2: Convert to fraction form
    56,859.73/78,494.55 = 44,084.01/x
  3. Step 3: Cross multiply
    56,859.73x = 78,494.55 × 44,084.01
  4. Step 4: Simplify right side
    56,859.73x = 3,460,354,527.15
  5. Step 5: Solve for x
    x = 3,460,354,527.15/56,859.73
  6. Step 6: Final answer
    x = 60,857.74

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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.