Home / 116,076.15-173,950.20-71,570.70

Finding the Fourth Proportional to 116,076.15, 173,950.20 and 71,570.70

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Solution

The fourth proportional to 116,076.15, 173,950.20 and 71,570.70 is: 107,254.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,076.15 : 173,950.20 = 71,570.70 : x
  2. Step 2: Convert to fraction form
    116,076.15/173,950.20 = 71,570.70/x
  3. Step 3: Cross multiply
    116,076.15x = 173,950.20 × 71,570.70
  4. Step 4: Simplify right side
    116,076.15x = 12,449,737,579.14
  5. Step 5: Solve for x
    x = 12,449,737,579.14/116,076.15
  6. Step 6: Final answer
    x = 107,254.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.