Home / 95,523.40-143,285.10-87,941.80

Finding the Fourth Proportional to 95,523.40, 143,285.10 and 87,941.80

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Solution

The fourth proportional to 95,523.40, 143,285.10 and 87,941.80 is: 131,912.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,523.40 : 143,285.10 = 87,941.80 : x
  2. Step 2: Convert to fraction form
    95,523.40/143,285.10 = 87,941.80/x
  3. Step 3: Cross multiply
    95,523.40x = 143,285.10 × 87,941.80
  4. Step 4: Simplify right side
    95,523.40x = 12,600,749,607.18
  5. Step 5: Solve for x
    x = 12,600,749,607.18/95,523.40
  6. Step 6: Final answer
    x = 131,912.70

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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.