Home / 125,414.43-173,060.46-74,418.41

Finding the Fourth Proportional to 125,414.43, 173,060.46 and 74,418.41

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Solution

The fourth proportional to 125,414.43, 173,060.46 and 74,418.41 is: 102,690.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,414.43 : 173,060.46 = 74,418.41 : x
  2. Step 2: Convert to fraction form
    125,414.43/173,060.46 = 74,418.41/x
  3. Step 3: Cross multiply
    125,414.43x = 173,060.46 × 74,418.41
  4. Step 4: Simplify right side
    125,414.43x = 12,878,883,401.77
  5. Step 5: Solve for x
    x = 12,878,883,401.77/125,414.43
  6. Step 6: Final answer
    x = 102,690.60

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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.