Home / 57,817.76-79,801.85-37,639.51

Finding the Fourth Proportional to 57,817.76, 79,801.85 and 37,639.51

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Solution

The fourth proportional to 57,817.76, 79,801.85 and 37,639.51 is: 51,951.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,817.76 : 79,801.85 = 37,639.51 : x
  2. Step 2: Convert to fraction form
    57,817.76/79,801.85 = 37,639.51/x
  3. Step 3: Cross multiply
    57,817.76x = 79,801.85 × 37,639.51
  4. Step 4: Simplify right side
    57,817.76x = 3,003,702,425.69
  5. Step 5: Solve for x
    x = 3,003,702,425.69/57,817.76
  6. Step 6: Final answer
    x = 51,951.21

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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.