Home / 175,761.45-242,555.24-107,815.89

Finding the Fourth Proportional to 175,761.45, 242,555.24 and 107,815.89

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Solution

The fourth proportional to 175,761.45, 242,555.24 and 107,815.89 is: 148,788.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,761.45 : 242,555.24 = 107,815.89 : x
  2. Step 2: Convert to fraction form
    175,761.45/242,555.24 = 107,815.89/x
  3. Step 3: Cross multiply
    175,761.45x = 242,555.24 × 107,815.89
  4. Step 4: Simplify right side
    175,761.45x = 26,151,309,074.76
  5. Step 5: Solve for x
    x = 26,151,309,074.76/175,761.45
  6. Step 6: Final answer
    x = 148,788.65

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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.