Home / 32,979.20-49,497.60-26,388.80

Finding the Fourth Proportional to 32,979.20, 49,497.60 and 26,388.80

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Solution

The fourth proportional to 32,979.20, 49,497.60 and 26,388.80 is: 39,606.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,979.20 : 49,497.60 = 26,388.80 : x
  2. Step 2: Convert to fraction form
    32,979.20/49,497.60 = 26,388.80/x
  3. Step 3: Cross multiply
    32,979.20x = 49,497.60 × 26,388.80
  4. Step 4: Simplify right side
    32,979.20x = 1,306,182,266.88
  5. Step 5: Solve for x
    x = 1,306,182,266.88/32,979.20
  6. Step 6: Final answer
    x = 39,606.24

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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.