Home / 166,867.95-250,299.72-40,509.21

Finding the Fourth Proportional to 166,867.95, 250,299.72 and 40,509.21

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Solution

The fourth proportional to 166,867.95, 250,299.72 and 40,509.21 is: 60,763.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,867.95 : 250,299.72 = 40,509.21 : x
  2. Step 2: Convert to fraction form
    166,867.95/250,299.72 = 40,509.21/x
  3. Step 3: Cross multiply
    166,867.95x = 250,299.72 × 40,509.21
  4. Step 4: Simplify right side
    166,867.95x = 10,139,443,920.42
  5. Step 5: Solve for x
    x = 10,139,443,920.42/166,867.95
  6. Step 6: Final answer
    x = 60,763.28

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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.