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Finding the Fourth Proportional to 114,892.83, 172,369.62 and 52,548.75

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Solution

The fourth proportional to 114,892.83, 172,369.62 and 52,548.75 is: 78,837.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,892.83 : 172,369.62 = 52,548.75 : x
  2. Step 2: Convert to fraction form
    114,892.83/172,369.62 = 52,548.75/x
  3. Step 3: Cross multiply
    114,892.83x = 172,369.62 × 52,548.75
  4. Step 4: Simplify right side
    114,892.83x = 9,057,808,068.98
  5. Step 5: Solve for x
    x = 9,057,808,068.98/114,892.83
  6. Step 6: Final answer
    x = 78,837.02

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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.