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Finding the Fourth Proportional to 174,349.50, 261,524.25 and 43,021.50

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Solution

The fourth proportional to 174,349.50, 261,524.25 and 43,021.50 is: 64,532.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,349.50 : 261,524.25 = 43,021.50 : x
  2. Step 2: Convert to fraction form
    174,349.50/261,524.25 = 43,021.50/x
  3. Step 3: Cross multiply
    174,349.50x = 261,524.25 × 43,021.50
  4. Step 4: Simplify right side
    174,349.50x = 11,251,165,521.38
  5. Step 5: Solve for x
    x = 11,251,165,521.38/174,349.50
  6. Step 6: Final answer
    x = 64,532.25

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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.