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Finding the Fourth Proportional to 57,718.01, 79,695.93 and 44,267.96

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Solution

The fourth proportional to 57,718.01, 79,695.93 and 44,267.96 is: 61,124.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,718.01 : 79,695.93 = 44,267.96 : x
  2. Step 2: Convert to fraction form
    57,718.01/79,695.93 = 44,267.96/x
  3. Step 3: Cross multiply
    57,718.01x = 79,695.93 × 44,267.96
  4. Step 4: Simplify right side
    57,718.01x = 3,527,975,842.92
  5. Step 5: Solve for x
    x = 3,527,975,842.92/57,718.01
  6. Step 6: Final answer
    x = 61,124.36

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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.