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Finding the Fourth Proportional to 114,888.76, 172,333.16 and 36,002.96

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Solution

The fourth proportional to 114,888.76, 172,333.16 and 36,002.96 is: 54,004.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,888.76 : 172,333.16 = 36,002.96 : x
  2. Step 2: Convert to fraction form
    114,888.76/172,333.16 = 36,002.96/x
  3. Step 3: Cross multiply
    114,888.76x = 172,333.16 × 36,002.96
  4. Step 4: Simplify right side
    114,888.76x = 6,204,503,866.15
  5. Step 5: Solve for x
    x = 6,204,503,866.15/114,888.76
  6. Step 6: Final answer
    x = 54,004.45

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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.