Home / 37,351.46-51,543.03-21,434.87

Finding the Fourth Proportional to 37,351.46, 51,543.03 and 21,434.87

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Solution

The fourth proportional to 37,351.46, 51,543.03 and 21,434.87 is: 29,578.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,351.46 : 51,543.03 = 21,434.87 : x
  2. Step 2: Convert to fraction form
    37,351.46/51,543.03 = 21,434.87/x
  3. Step 3: Cross multiply
    37,351.46x = 51,543.03 × 21,434.87
  4. Step 4: Simplify right side
    37,351.46x = 1,104,817,889.74
  5. Step 5: Solve for x
    x = 1,104,817,889.74/37,351.46
  6. Step 6: Final answer
    x = 29,578.98

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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.