Home / 96,858.06-145,286.87-25,780.70

Finding the Fourth Proportional to 96,858.06, 145,286.87 and 25,780.70

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Solution

The fourth proportional to 96,858.06, 145,286.87 and 25,780.70 is: 38,671.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,858.06 : 145,286.87 = 25,780.70 : x
  2. Step 2: Convert to fraction form
    96,858.06/145,286.87 = 25,780.70/x
  3. Step 3: Cross multiply
    96,858.06x = 145,286.87 × 25,780.70
  4. Step 4: Simplify right side
    96,858.06x = 3,745,597,443.72
  5. Step 5: Solve for x
    x = 3,745,597,443.72/96,858.06
  6. Step 6: Final answer
    x = 38,671.00

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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.