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Finding the Fourth Proportional to 79,992, 120,007.44 and 24,588

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Solution

The fourth proportional to 79,992, 120,007.44 and 24,588 is: 36,887.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,992 : 120,007.44 = 24,588 : x
  2. Step 2: Convert to fraction form
    79,992/120,007.44 = 24,588/x
  3. Step 3: Cross multiply
    79,992x = 120,007.44 × 24,588
  4. Step 4: Simplify right side
    79,992x = 2,950,742,934.72
  5. Step 5: Solve for x
    x = 2,950,742,934.72/79,992
  6. Step 6: Final answer
    x = 36,887.98

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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.