Home / 124,581.53-171,922.67-67,992.91

Finding the Fourth Proportional to 124,581.53, 171,922.67 and 67,992.91

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Solution

The fourth proportional to 124,581.53, 171,922.67 and 67,992.91 is: 93,830.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,581.53 : 171,922.67 = 67,992.91 : x
  2. Step 2: Convert to fraction form
    124,581.53/171,922.67 = 67,992.91/x
  3. Step 3: Cross multiply
    124,581.53x = 171,922.67 × 67,992.91
  4. Step 4: Simplify right side
    124,581.53x = 11,689,522,628.27
  5. Step 5: Solve for x
    x = 11,689,522,628.27/124,581.53
  6. Step 6: Final answer
    x = 93,830.30

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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.