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Finding the Fourth Proportional to 76,630.74, 114,945.99 and 24,044.32

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Solution

The fourth proportional to 76,630.74, 114,945.99 and 24,044.32 is: 36,066.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,630.74 : 114,945.99 = 24,044.32 : x
  2. Step 2: Convert to fraction form
    76,630.74/114,945.99 = 24,044.32/x
  3. Step 3: Cross multiply
    76,630.74x = 114,945.99 × 24,044.32
  4. Step 4: Simplify right side
    76,630.74x = 2,763,798,166.28
  5. Step 5: Solve for x
    x = 2,763,798,166.28/76,630.74
  6. Step 6: Final answer
    x = 36,066.44

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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.