Home / 214,384.18-321,591.30-64,625.70

Finding the Fourth Proportional to 214,384.18, 321,591.30 and 64,625.70

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Solution

The fourth proportional to 214,384.18, 321,591.30 and 64,625.70 is: 96,943.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,384.18 : 321,591.30 = 64,625.70 : x
  2. Step 2: Convert to fraction form
    214,384.18/321,591.30 = 64,625.70/x
  3. Step 3: Cross multiply
    214,384.18x = 321,591.30 × 64,625.70
  4. Step 4: Simplify right side
    214,384.18x = 20,783,062,876.41
  5. Step 5: Solve for x
    x = 20,783,062,876.41/214,384.18
  6. Step 6: Final answer
    x = 96,943.08

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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.