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Finding the Fourth Proportional to 174,391, 261,625.38 and 63,583

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Solution

The fourth proportional to 174,391, 261,625.38 and 63,583 is: 95,388.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,391 : 261,625.38 = 63,583 : x
  2. Step 2: Convert to fraction form
    174,391/261,625.38 = 63,583/x
  3. Step 3: Cross multiply
    174,391x = 261,625.38 × 63,583
  4. Step 4: Simplify right side
    174,391x = 16,634,926,536.54
  5. Step 5: Solve for x
    x = 16,634,926,536.54/174,391
  6. Step 6: Final answer
    x = 95,388.68

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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.