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Finding the Fourth Proportional to 174,287.97, 261,404.62 and 47,937.69

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Solution

The fourth proportional to 174,287.97, 261,404.62 and 47,937.69 is: 71,899.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,287.97 : 261,404.62 = 47,937.69 : x
  2. Step 2: Convert to fraction form
    174,287.97/261,404.62 = 47,937.69/x
  3. Step 3: Cross multiply
    174,287.97x = 261,404.62 × 47,937.69
  4. Step 4: Simplify right side
    174,287.97x = 12,531,133,518.28
  5. Step 5: Solve for x
    x = 12,531,133,518.28/174,287.97
  6. Step 6: Final answer
    x = 71,899.02

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1.5x scale

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.