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Finding the Fourth Proportional to 175,956.60, 263,762.10 and 87,223.80

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Solution

The fourth proportional to 175,956.60, 263,762.10 and 87,223.80 is: 130,750.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,956.60 : 263,762.10 = 87,223.80 : x
  2. Step 2: Convert to fraction form
    175,956.60/263,762.10 = 87,223.80/x
  3. Step 3: Cross multiply
    175,956.60x = 263,762.10 × 87,223.80
  4. Step 4: Simplify right side
    175,956.60x = 23,006,332,657.98
  5. Step 5: Solve for x
    x = 23,006,332,657.98/175,956.60
  6. Step 6: Final answer
    x = 130,750.04

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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.