Home / 92,592.18-138,910.23-30,262.50

Finding the Fourth Proportional to 92,592.18, 138,910.23 and 30,262.50

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Solution

The fourth proportional to 92,592.18, 138,910.23 and 30,262.50 is: 45,400.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,592.18 : 138,910.23 = 30,262.50 : x
  2. Step 2: Convert to fraction form
    92,592.18/138,910.23 = 30,262.50/x
  3. Step 3: Cross multiply
    92,592.18x = 138,910.23 × 30,262.50
  4. Step 4: Simplify right side
    92,592.18x = 4,203,770,835.38
  5. Step 5: Solve for x
    x = 4,203,770,835.38/92,592.18
  6. Step 6: Final answer
    x = 45,400.93

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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.