Home / 37,174.40-51,300.71-20,178.65

Finding the Fourth Proportional to 37,174.40, 51,300.71 and 20,178.65

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Solution

The fourth proportional to 37,174.40, 51,300.71 and 20,178.65 is: 27,846.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,174.40 : 51,300.71 = 20,178.65 : x
  2. Step 2: Convert to fraction form
    37,174.40/51,300.71 = 20,178.65/x
  3. Step 3: Cross multiply
    37,174.40x = 51,300.71 × 20,178.65
  4. Step 4: Simplify right side
    37,174.40x = 1,035,178,714.44
  5. Step 5: Solve for x
    x = 1,035,178,714.44/37,174.40
  6. Step 6: Final answer
    x = 27,846.55

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1.5x scale

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.