Home / 214,325.83-321,500.90-64,586.80

Finding the Fourth Proportional to 214,325.83, 321,500.90 and 64,586.80

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Solution

The fourth proportional to 214,325.83, 321,500.90 and 64,586.80 is: 96,883.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,325.83 : 321,500.90 = 64,586.80 : x
  2. Step 2: Convert to fraction form
    214,325.83/321,500.90 = 64,586.80/x
  3. Step 3: Cross multiply
    214,325.83x = 321,500.90 × 64,586.80
  4. Step 4: Simplify right side
    214,325.83x = 20,764,714,005.19
  5. Step 5: Solve for x
    x = 20,764,714,005.19/214,325.83
  6. Step 6: Final answer
    x = 96,883.86

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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.