Home / 37,079.79-51,173.79-21,166.65

Finding the Fourth Proportional to 37,079.79, 51,173.79 and 21,166.65

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Solution

The fourth proportional to 37,079.79, 51,173.79 and 21,166.65 is: 29,212.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,079.79 : 51,173.79 = 21,166.65 : x
  2. Step 2: Convert to fraction form
    37,079.79/51,173.79 = 21,166.65/x
  3. Step 3: Cross multiply
    37,079.79x = 51,173.79 × 21,166.65
  4. Step 4: Simplify right side
    37,079.79x = 1,083,177,702.10
  5. Step 5: Solve for x
    x = 1,083,177,702.10/37,079.79
  6. Step 6: Final answer
    x = 29,212.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.