Home / 204,824.98-307,253.87-156,862.72

Finding the Fourth Proportional to 204,824.98, 307,253.87 and 156,862.72

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Solution

The fourth proportional to 204,824.98, 307,253.87 and 156,862.72 is: 235,306.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,824.98 : 307,253.87 = 156,862.72 : x
  2. Step 2: Convert to fraction form
    204,824.98/307,253.87 = 156,862.72/x
  3. Step 3: Cross multiply
    204,824.98x = 307,253.87 × 156,862.72
  4. Step 4: Simplify right side
    204,824.98x = 48,196,677,402.75
  5. Step 5: Solve for x
    x = 48,196,677,402.75/204,824.98
  6. Step 6: Final answer
    x = 235,306.64

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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.