Home / 103,625.22-155,234.44-53,737.93

Finding the Fourth Proportional to 103,625.22, 155,234.44 and 53,737.93

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Solution

The fourth proportional to 103,625.22, 155,234.44 and 53,737.93 is: 80,501.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,625.22 : 155,234.44 = 53,737.93 : x
  2. Step 2: Convert to fraction form
    103,625.22/155,234.44 = 53,737.93/x
  3. Step 3: Cross multiply
    103,625.22x = 155,234.44 × 53,737.93
  4. Step 4: Simplify right side
    103,625.22x = 8,341,977,470.31
  5. Step 5: Solve for x
    x = 8,341,977,470.31/103,625.22
  6. Step 6: Final answer
    x = 80,501.42

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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.