Home / 166,813.20-250,219.80-61,610.40

Finding the Fourth Proportional to 166,813.20, 250,219.80 and 61,610.40

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Solution

The fourth proportional to 166,813.20, 250,219.80 and 61,610.40 is: 92,415.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,813.20 : 250,219.80 = 61,610.40 : x
  2. Step 2: Convert to fraction form
    166,813.20/250,219.80 = 61,610.40/x
  3. Step 3: Cross multiply
    166,813.20x = 250,219.80 × 61,610.40
  4. Step 4: Simplify right side
    166,813.20x = 15,416,141,965.92
  5. Step 5: Solve for x
    x = 15,416,141,965.92/166,813.20
  6. Step 6: Final answer
    x = 92,415.60

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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.