Home / 67,372.72-92,973.18-37,160.86

Finding the Fourth Proportional to 67,372.72, 92,973.18 and 37,160.86

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Solution

The fourth proportional to 67,372.72, 92,973.18 and 37,160.86 is: 51,281.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,372.72 : 92,973.18 = 37,160.86 : x
  2. Step 2: Convert to fraction form
    67,372.72/92,973.18 = 37,160.86/x
  3. Step 3: Cross multiply
    67,372.72x = 92,973.18 × 37,160.86
  4. Step 4: Simplify right side
    67,372.72x = 3,454,963,325.73
  5. Step 5: Solve for x
    x = 3,454,963,325.73/67,372.72
  6. Step 6: Final answer
    x = 51,281.34

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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.