Home / 37,986.04-56,979.78-13,054.72

Finding the Fourth Proportional to 37,986.04, 56,979.78 and 13,054.72

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Solution

The fourth proportional to 37,986.04, 56,979.78 and 13,054.72 is: 19,582.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,986.04 : 56,979.78 = 13,054.72 : x
  2. Step 2: Convert to fraction form
    37,986.04/56,979.78 = 13,054.72/x
  3. Step 3: Cross multiply
    37,986.04x = 56,979.78 × 13,054.72
  4. Step 4: Simplify right side
    37,986.04x = 743,855,073.56
  5. Step 5: Solve for x
    x = 743,855,073.56/37,986.04
  6. Step 6: Final answer
    x = 19,582.33

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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.