Home / 166,947.58-250,310.16-86,788.57

Finding the Fourth Proportional to 166,947.58, 250,310.16 and 86,788.57

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Solution

The fourth proportional to 166,947.58, 250,310.16 and 86,788.57 is: 130,125.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,947.58 : 250,310.16 = 86,788.57 : x
  2. Step 2: Convert to fraction form
    166,947.58/250,310.16 = 86,788.57/x
  3. Step 3: Cross multiply
    166,947.58x = 250,310.16 × 86,788.57
  4. Step 4: Simplify right side
    166,947.58x = 21,724,060,842.87
  5. Step 5: Solve for x
    x = 21,724,060,842.87/166,947.58
  6. Step 6: Final answer
    x = 130,125.04

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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.