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Finding the Fourth Proportional to 116,207.99, 174,385.72 and 49,648.63

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Solution

The fourth proportional to 116,207.99, 174,385.72 and 49,648.63 is: 74,504.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,207.99 : 174,385.72 = 49,648.63 : x
  2. Step 2: Convert to fraction form
    116,207.99/174,385.72 = 49,648.63/x
  3. Step 3: Cross multiply
    116,207.99x = 174,385.72 × 49,648.63
  4. Step 4: Simplify right side
    116,207.99x = 8,658,011,715.66
  5. Step 5: Solve for x
    x = 8,658,011,715.66/116,207.99
  6. Step 6: Final answer
    x = 74,504.44

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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.