Home / 214,314.23-321,439.75-56,553.77

Finding the Fourth Proportional to 214,314.23, 321,439.75 and 56,553.77

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Solution

The fourth proportional to 214,314.23, 321,439.75 and 56,553.77 is: 84,822.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,314.23 : 321,439.75 = 56,553.77 : x
  2. Step 2: Convert to fraction form
    214,314.23/321,439.75 = 56,553.77/x
  3. Step 3: Cross multiply
    214,314.23x = 321,439.75 × 56,553.77
  4. Step 4: Simplify right side
    214,314.23x = 18,178,629,690.36
  5. Step 5: Solve for x
    x = 18,178,629,690.36/214,314.23
  6. Step 6: Final answer
    x = 84,822.32

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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.