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Finding the Fourth Proportional to 176,589.91, 243,697.12 and 96,017.98

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Solution

The fourth proportional to 176,589.91, 243,697.12 and 96,017.98 is: 132,506.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,589.91 : 243,697.12 = 96,017.98 : x
  2. Step 2: Convert to fraction form
    176,589.91/243,697.12 = 96,017.98/x
  3. Step 3: Cross multiply
    176,589.91x = 243,697.12 × 96,017.98
  4. Step 4: Simplify right side
    176,589.91x = 23,399,305,341.96
  5. Step 5: Solve for x
    x = 23,399,305,341.96/176,589.91
  6. Step 6: Final answer
    x = 132,506.47

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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.