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Finding the Fourth Proportional to 174,394, 261,629.88 and 63,586

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Solution

The fourth proportional to 174,394, 261,629.88 and 63,586 is: 95,393.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,394 : 261,629.88 = 63,586 : x
  2. Step 2: Convert to fraction form
    174,394/261,629.88 = 63,586/x
  3. Step 3: Cross multiply
    174,394x = 261,629.88 × 63,586
  4. Step 4: Simplify right side
    174,394x = 16,635,997,549.68
  5. Step 5: Solve for x
    x = 16,635,997,549.68/174,394
  6. Step 6: Final answer
    x = 95,393.18

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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.