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Finding the Fourth Proportional to 114,934.96, 172,344 and 52,552

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Solution

The fourth proportional to 114,934.96, 172,344 and 52,552 is: 78,801.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,934.96 : 172,344 = 52,552 : x
  2. Step 2: Convert to fraction form
    114,934.96/172,344 = 52,552/x
  3. Step 3: Cross multiply
    114,934.96x = 172,344 × 52,552
  4. Step 4: Simplify right side
    114,934.96x = 9,057,021,888
  5. Step 5: Solve for x
    x = 9,057,021,888/114,934.96
  6. Step 6: Final answer
    x = 78,801.28

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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.