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Finding the Fourth Proportional to 176,392.86, 243,423.84 and 95,821.96

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Solution

The fourth proportional to 176,392.86, 243,423.84 and 95,821.96 is: 132,235.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,392.86 : 243,423.84 = 95,821.96 : x
  2. Step 2: Convert to fraction form
    176,392.86/243,423.84 = 95,821.96/x
  3. Step 3: Cross multiply
    176,392.86x = 243,423.84 × 95,821.96
  4. Step 4: Simplify right side
    176,392.86x = 23,325,349,210.30
  5. Step 5: Solve for x
    x = 23,325,349,210.30/176,392.86
  6. Step 6: Final answer
    x = 132,235.22

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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.