Home / 37,271.46-51,434.84-20,275.86

Finding the Fourth Proportional to 37,271.46, 51,434.84 and 20,275.86

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Solution

The fourth proportional to 37,271.46, 51,434.84 and 20,275.86 is: 27,980.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,271.46 : 51,434.84 = 20,275.86 : x
  2. Step 2: Convert to fraction form
    37,271.46/51,434.84 = 20,275.86/x
  3. Step 3: Cross multiply
    37,271.46x = 51,434.84 × 20,275.86
  4. Step 4: Simplify right side
    37,271.46x = 1,042,885,256.41
  5. Step 5: Solve for x
    x = 1,042,885,256.41/37,271.46
  6. Step 6: Final answer
    x = 27,980.80

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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.