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Finding the Fourth Proportional to 115,596, 173,394 and 28,044

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Solution

The fourth proportional to 115,596, 173,394 and 28,044 is: 42,066

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,596 : 173,394 = 28,044 : x
  2. Step 2: Convert to fraction form
    115,596/173,394 = 28,044/x
  3. Step 3: Cross multiply
    115,596x = 173,394 × 28,044
  4. Step 4: Simplify right side
    115,596x = 4,862,661,336
  5. Step 5: Solve for x
    x = 4,862,661,336/115,596
  6. Step 6: Final answer
    x = 42,066

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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.