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Finding the Fourth Proportional to 73,483.29, 101,406.47 and 39,949.29

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Solution

The fourth proportional to 73,483.29, 101,406.47 and 39,949.29 is: 55,129.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,483.29 : 101,406.47 = 39,949.29 : x
  2. Step 2: Convert to fraction form
    73,483.29/101,406.47 = 39,949.29/x
  3. Step 3: Cross multiply
    73,483.29x = 101,406.47 × 39,949.29
  4. Step 4: Simplify right side
    73,483.29x = 4,051,116,278.16
  5. Step 5: Solve for x
    x = 4,051,116,278.16/73,483.29
  6. Step 6: Final answer
    x = 55,129.76

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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.