Home / 166,624.40-249,958.20-82,427.60

Finding the Fourth Proportional to 166,624.40, 249,958.20 and 82,427.60

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Solution

The fourth proportional to 166,624.40, 249,958.20 and 82,427.60 is: 123,652.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,624.40 : 249,958.20 = 82,427.60 : x
  2. Step 2: Convert to fraction form
    166,624.40/249,958.20 = 82,427.60/x
  3. Step 3: Cross multiply
    166,624.40x = 249,958.20 × 82,427.60
  4. Step 4: Simplify right side
    166,624.40x = 20,603,454,526.32
  5. Step 5: Solve for x
    x = 20,603,454,526.32/166,624.40
  6. Step 6: Final answer
    x = 123,652.09

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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.