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Finding the Fourth Proportional to 74,468.17, 111,716.03 and 24,550.30

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Solution

The fourth proportional to 74,468.17, 111,716.03 and 24,550.30 is: 36,829.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,468.17 : 111,716.03 = 24,550.30 : x
  2. Step 2: Convert to fraction form
    74,468.17/111,716.03 = 24,550.30/x
  3. Step 3: Cross multiply
    74,468.17x = 111,716.03 × 24,550.30
  4. Step 4: Simplify right side
    74,468.17x = 2,742,662,051.31
  5. Step 5: Solve for x
    x = 2,742,662,051.31/74,468.17
  6. Step 6: Final answer
    x = 36,829.99

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.