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Finding the Fourth Proportional to 153,668.70, 229,894.92 and 116,336.52

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Solution

The fourth proportional to 153,668.70, 229,894.92 and 116,336.52 is: 174,044.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,668.70 : 229,894.92 = 116,336.52 : x
  2. Step 2: Convert to fraction form
    153,668.70/229,894.92 = 116,336.52/x
  3. Step 3: Cross multiply
    153,668.70x = 229,894.92 × 116,336.52
  4. Step 4: Simplify right side
    153,668.70x = 26,745,174,958.48
  5. Step 5: Solve for x
    x = 26,745,174,958.48/153,668.70
  6. Step 6: Final answer
    x = 174,044.39

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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.