Home / 124,961.63-172,446.53-67,600.82

Finding the Fourth Proportional to 124,961.63, 172,446.53 and 67,600.82

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Solution

The fourth proportional to 124,961.63, 172,446.53 and 67,600.82 is: 93,288.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,961.63 : 172,446.53 = 67,600.82 : x
  2. Step 2: Convert to fraction form
    124,961.63/172,446.53 = 67,600.82/x
  3. Step 3: Cross multiply
    124,961.63x = 172,446.53 × 67,600.82
  4. Step 4: Simplify right side
    124,961.63x = 11,657,526,834.15
  5. Step 5: Solve for x
    x = 11,657,526,834.15/124,961.63
  6. Step 6: Final answer
    x = 93,288.85

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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.