Home / 166,987.20-250,477.32-40,628.10

Finding the Fourth Proportional to 166,987.20, 250,477.32 and 40,628.10

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Solution

The fourth proportional to 166,987.20, 250,477.32 and 40,628.10 is: 60,941.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,987.20 : 250,477.32 = 40,628.10 : x
  2. Step 2: Convert to fraction form
    166,987.20/250,477.32 = 40,628.10/x
  3. Step 3: Cross multiply
    166,987.20x = 250,477.32 × 40,628.10
  4. Step 4: Simplify right side
    166,987.20x = 10,176,417,604.69
  5. Step 5: Solve for x
    x = 10,176,417,604.69/166,987.20
  6. Step 6: Final answer
    x = 60,941.30

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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.