Home / 32,900.14-49,349.75-7,939.98

Finding the Fourth Proportional to 32,900.14, 49,349.75 and 7,939.98

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Solution

The fourth proportional to 32,900.14, 49,349.75 and 7,939.98 is: 11,909.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,900.14 : 49,349.75 = 7,939.98 : x
  2. Step 2: Convert to fraction form
    32,900.14/49,349.75 = 7,939.98/x
  3. Step 3: Cross multiply
    32,900.14x = 49,349.75 × 7,939.98
  4. Step 4: Simplify right side
    32,900.14x = 391,836,028.01
  5. Step 5: Solve for x
    x = 391,836,028.01/32,900.14
  6. Step 6: Final answer
    x = 11,909.86

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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.