Home / 37,180.70-51,305.97-21,264.81

Finding the Fourth Proportional to 37,180.70, 51,305.97 and 21,264.81

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Solution

The fourth proportional to 37,180.70, 51,305.97 and 21,264.81 is: 29,343.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,180.70 : 51,305.97 = 21,264.81 : x
  2. Step 2: Convert to fraction form
    37,180.70/51,305.97 = 21,264.81/x
  3. Step 3: Cross multiply
    37,180.70x = 51,305.97 × 21,264.81
  4. Step 4: Simplify right side
    37,180.70x = 1,091,011,879.86
  5. Step 5: Solve for x
    x = 1,091,011,879.86/37,180.70
  6. Step 6: Final answer
    x = 29,343.50

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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.