Home / 45,455.39-68,211.48-17,377.82

Finding the Fourth Proportional to 45,455.39, 68,211.48 and 17,377.82

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Solution

The fourth proportional to 45,455.39, 68,211.48 and 17,377.82 is: 26,077.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,455.39 : 68,211.48 = 17,377.82 : x
  2. Step 2: Convert to fraction form
    45,455.39/68,211.48 = 17,377.82/x
  3. Step 3: Cross multiply
    45,455.39x = 68,211.48 × 17,377.82
  4. Step 4: Simplify right side
    45,455.39x = 1,185,366,821.37
  5. Step 5: Solve for x
    x = 1,185,366,821.37/45,455.39
  6. Step 6: Final answer
    x = 26,077.59

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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.