Home / 125,557.22-188,334.74-50,676.20

Finding the Fourth Proportional to 125,557.22, 188,334.74 and 50,676.20

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Solution

The fourth proportional to 125,557.22, 188,334.74 and 50,676.20 is: 76,013.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,557.22 : 188,334.74 = 50,676.20 : x
  2. Step 2: Convert to fraction form
    125,557.22/188,334.74 = 50,676.20/x
  3. Step 3: Cross multiply
    125,557.22x = 188,334.74 × 50,676.20
  4. Step 4: Simplify right side
    125,557.22x = 9,544,088,951.19
  5. Step 5: Solve for x
    x = 9,544,088,951.19/125,557.22
  6. Step 6: Final answer
    x = 76,013.86

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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.