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Finding the Fourth Proportional to 115,592.50, 173,388.75 and 32,486.50

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Solution

The fourth proportional to 115,592.50, 173,388.75 and 32,486.50 is: 48,729.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,592.50 : 173,388.75 = 32,486.50 : x
  2. Step 2: Convert to fraction form
    115,592.50/173,388.75 = 32,486.50/x
  3. Step 3: Cross multiply
    115,592.50x = 173,388.75 × 32,486.50
  4. Step 4: Simplify right side
    115,592.50x = 5,632,793,626.88
  5. Step 5: Solve for x
    x = 5,632,793,626.88/115,592.50
  6. Step 6: Final answer
    x = 48,729.75

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Double scale
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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.