Home / 49,450.48-74,158.26-21,369.40

Finding the Fourth Proportional to 49,450.48, 74,158.26 and 21,369.40

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Solution

The fourth proportional to 49,450.48, 74,158.26 and 21,369.40 is: 32,046.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,450.48 : 74,158.26 = 21,369.40 : x
  2. Step 2: Convert to fraction form
    49,450.48/74,158.26 = 21,369.40/x
  3. Step 3: Cross multiply
    49,450.48x = 74,158.26 × 21,369.40
  4. Step 4: Simplify right side
    49,450.48x = 1,584,717,521.24
  5. Step 5: Solve for x
    x = 1,584,717,521.24/49,450.48
  6. Step 6: Final answer
    x = 32,046.55

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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.