Home / 171,858.56-257,787.36-96,944.70

Finding the Fourth Proportional to 171,858.56, 257,787.36 and 96,944.70

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Solution

The fourth proportional to 171,858.56, 257,787.36 and 96,944.70 is: 145,416.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,858.56 : 257,787.36 = 96,944.70 : x
  2. Step 2: Convert to fraction form
    171,858.56/257,787.36 = 96,944.70/x
  3. Step 3: Cross multiply
    171,858.56x = 257,787.36 × 96,944.70
  4. Step 4: Simplify right side
    171,858.56x = 24,991,118,278.99
  5. Step 5: Solve for x
    x = 24,991,118,278.99/171,858.56
  6. Step 6: Final answer
    x = 145,416.78

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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.