Home / 214,944.40-322,416.60-57,188.80

Finding the Fourth Proportional to 214,944.40, 322,416.60 and 57,188.80

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Solution

The fourth proportional to 214,944.40, 322,416.60 and 57,188.80 is: 85,783.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,944.40 : 322,416.60 = 57,188.80 : x
  2. Step 2: Convert to fraction form
    214,944.40/322,416.60 = 57,188.80/x
  3. Step 3: Cross multiply
    214,944.40x = 322,416.60 × 57,188.80
  4. Step 4: Simplify right side
    214,944.40x = 18,438,618,454.08
  5. Step 5: Solve for x
    x = 18,438,618,454.08/214,944.40
  6. Step 6: Final answer
    x = 85,783.20

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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.