Home / 251,749.34-377,625-101,992.46

Finding the Fourth Proportional to 251,749.34, 377,625 and 101,992.46

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Solution

The fourth proportional to 251,749.34, 377,625 and 101,992.46 is: 152,989.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,749.34 : 377,625 = 101,992.46 : x
  2. Step 2: Convert to fraction form
    251,749.34/377,625 = 101,992.46/x
  3. Step 3: Cross multiply
    251,749.34x = 377,625 × 101,992.46
  4. Step 4: Simplify right side
    251,749.34x = 38,514,902,707.50
  5. Step 5: Solve for x
    x = 38,514,902,707.50/251,749.34
  6. Step 6: Final answer
    x = 152,989.09

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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.