Home / 258,575.39-356,876.48-151,124.43

Finding the Fourth Proportional to 258,575.39, 356,876.48 and 151,124.43

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Solution

The fourth proportional to 258,575.39, 356,876.48 and 151,124.43 is: 208,576.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,575.39 : 356,876.48 = 151,124.43 : x
  2. Step 2: Convert to fraction form
    258,575.39/356,876.48 = 151,124.43/x
  3. Step 3: Cross multiply
    258,575.39x = 356,876.48 × 151,124.43
  4. Step 4: Simplify right side
    258,575.39x = 53,932,756,336.50
  5. Step 5: Solve for x
    x = 53,932,756,336.50/258,575.39
  6. Step 6: Final answer
    x = 208,576.53

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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.