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Finding the Fourth Proportional to 73,566.50, 101,521.77 and 43,758.50

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Solution

The fourth proportional to 73,566.50, 101,521.77 and 43,758.50 is: 60,386.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,566.50 : 101,521.77 = 43,758.50 : x
  2. Step 2: Convert to fraction form
    73,566.50/101,521.77 = 43,758.50/x
  3. Step 3: Cross multiply
    73,566.50x = 101,521.77 × 43,758.50
  4. Step 4: Simplify right side
    73,566.50x = 4,442,440,372.55
  5. Step 5: Solve for x
    x = 4,442,440,372.55/73,566.50
  6. Step 6: Final answer
    x = 60,386.73

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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.