Home / 227,615.40-341,423.10-156,756.60

Finding the Fourth Proportional to 227,615.40, 341,423.10 and 156,756.60

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Solution

The fourth proportional to 227,615.40, 341,423.10 and 156,756.60 is: 235,134.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,615.40 : 341,423.10 = 156,756.60 : x
  2. Step 2: Convert to fraction form
    227,615.40/341,423.10 = 156,756.60/x
  3. Step 3: Cross multiply
    227,615.40x = 341,423.10 × 156,756.60
  4. Step 4: Simplify right side
    227,615.40x = 53,520,324,317.46
  5. Step 5: Solve for x
    x = 53,520,324,317.46/227,615.40
  6. Step 6: Final answer
    x = 235,134.90

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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.