Home / 123,941.56-171,038.57-67,352.94

Finding the Fourth Proportional to 123,941.56, 171,038.57 and 67,352.94

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Solution

The fourth proportional to 123,941.56, 171,038.57 and 67,352.94 is: 92,946.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,941.56 : 171,038.57 = 67,352.94 : x
  2. Step 2: Convert to fraction form
    123,941.56/171,038.57 = 67,352.94/x
  3. Step 3: Cross multiply
    123,941.56x = 171,038.57 × 67,352.94
  4. Step 4: Simplify right side
    123,941.56x = 11,519,950,542.90
  5. Step 5: Solve for x
    x = 11,519,950,542.90/123,941.56
  6. Step 6: Final answer
    x = 92,946.63

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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.