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Finding the Fourth Proportional to 174,239.48, 261,359.22 and 49,580.48

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Solution

The fourth proportional to 174,239.48, 261,359.22 and 49,580.48 is: 74,370.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,239.48 : 261,359.22 = 49,580.48 : x
  2. Step 2: Convert to fraction form
    174,239.48/261,359.22 = 49,580.48/x
  3. Step 3: Cross multiply
    174,239.48x = 261,359.22 × 49,580.48
  4. Step 4: Simplify right side
    174,239.48x = 12,958,315,580.03
  5. Step 5: Solve for x
    x = 12,958,315,580.03/174,239.48
  6. Step 6: Final answer
    x = 74,370.72

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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.