Home / 175,900.36-263,848.39-42,780.76

Finding the Fourth Proportional to 175,900.36, 263,848.39 and 42,780.76

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Solution

The fourth proportional to 175,900.36, 263,848.39 and 42,780.76 is: 64,170.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,900.36 : 263,848.39 = 42,780.76 : x
  2. Step 2: Convert to fraction form
    175,900.36/263,848.39 = 42,780.76/x
  3. Step 3: Cross multiply
    175,900.36x = 263,848.39 × 42,780.76
  4. Step 4: Simplify right side
    175,900.36x = 11,287,633,882.40
  5. Step 5: Solve for x
    x = 11,287,633,882.40/175,900.36
  6. Step 6: Final answer
    x = 64,170.61

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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.