Home / 34,772.32-52,135.44-12,582.81

Finding the Fourth Proportional to 34,772.32, 52,135.44 and 12,582.81

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Solution

The fourth proportional to 34,772.32, 52,135.44 and 12,582.81 is: 18,865.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,772.32 : 52,135.44 = 12,582.81 : x
  2. Step 2: Convert to fraction form
    34,772.32/52,135.44 = 12,582.81/x
  3. Step 3: Cross multiply
    34,772.32x = 52,135.44 × 12,582.81
  4. Step 4: Simplify right side
    34,772.32x = 656,010,335.79
  5. Step 5: Solve for x
    x = 656,010,335.79/34,772.32
  6. Step 6: Final answer
    x = 18,865.88

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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.