Home / 32,678.05-49,011.94-8,987.37

Finding the Fourth Proportional to 32,678.05, 49,011.94 and 8,987.37

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Solution

The fourth proportional to 32,678.05, 49,011.94 and 8,987.37 is: 13,479.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,678.05 : 49,011.94 = 8,987.37 : x
  2. Step 2: Convert to fraction form
    32,678.05/49,011.94 = 8,987.37/x
  3. Step 3: Cross multiply
    32,678.05x = 49,011.94 × 8,987.37
  4. Step 4: Simplify right side
    32,678.05x = 440,488,491.78
  5. Step 5: Solve for x
    x = 440,488,491.78/32,678.05
  6. Step 6: Final answer
    x = 13,479.64

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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.