Home / 95,522.40-143,283.60-87,940.80

Finding the Fourth Proportional to 95,522.40, 143,283.60 and 87,940.80

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Solution

The fourth proportional to 95,522.40, 143,283.60 and 87,940.80 is: 131,911.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,522.40 : 143,283.60 = 87,940.80 : x
  2. Step 2: Convert to fraction form
    95,522.40/143,283.60 = 87,940.80/x
  3. Step 3: Cross multiply
    95,522.40x = 143,283.60 × 87,940.80
  4. Step 4: Simplify right side
    95,522.40x = 12,600,474,410.88
  5. Step 5: Solve for x
    x = 12,600,474,410.88/95,522.40
  6. Step 6: Final answer
    x = 131,911.20

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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.