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Finding the Fourth Proportional to 170,592, 255,888 and 45,933

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Solution

The fourth proportional to 170,592, 255,888 and 45,933 is: 68,899.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,592 : 255,888 = 45,933 : x
  2. Step 2: Convert to fraction form
    170,592/255,888 = 45,933/x
  3. Step 3: Cross multiply
    170,592x = 255,888 × 45,933
  4. Step 4: Simplify right side
    170,592x = 11,753,703,504
  5. Step 5: Solve for x
    x = 11,753,703,504/170,592
  6. Step 6: Final answer
    x = 68,899.50

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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.