Home / 34,785.68-52,182.64-12,609.52

Finding the Fourth Proportional to 34,785.68, 52,182.64 and 12,609.52

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Solution

The fourth proportional to 34,785.68, 52,182.64 and 12,609.52 is: 18,915.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,785.68 : 52,182.64 = 12,609.52 : x
  2. Step 2: Convert to fraction form
    34,785.68/52,182.64 = 12,609.52/x
  3. Step 3: Cross multiply
    34,785.68x = 52,182.64 × 12,609.52
  4. Step 4: Simplify right side
    34,785.68x = 657,998,042.73
  5. Step 5: Solve for x
    x = 657,998,042.73/34,785.68
  6. Step 6: Final answer
    x = 18,915.77

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.