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Finding the Fourth Proportional to 176,890.96, 244,210.76 and 116,636.88

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Solution

The fourth proportional to 176,890.96, 244,210.76 and 116,636.88 is: 161,025.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,890.96 : 244,210.76 = 116,636.88 : x
  2. Step 2: Convert to fraction form
    176,890.96/244,210.76 = 116,636.88/x
  3. Step 3: Cross multiply
    176,890.96x = 244,210.76 × 116,636.88
  4. Step 4: Simplify right side
    176,890.96x = 28,483,981,108.83
  5. Step 5: Solve for x
    x = 28,483,981,108.83/176,890.96
  6. Step 6: Final answer
    x = 161,025.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.