Home / 173,699.10-239,763.87-102,100.37

Finding the Fourth Proportional to 173,699.10, 239,763.87 and 102,100.37

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Solution

The fourth proportional to 173,699.10, 239,763.87 and 102,100.37 is: 140,933.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,699.10 : 239,763.87 = 102,100.37 : x
  2. Step 2: Convert to fraction form
    173,699.10/239,763.87 = 102,100.37/x
  3. Step 3: Cross multiply
    173,699.10x = 239,763.87 × 102,100.37
  4. Step 4: Simplify right side
    173,699.10x = 24,479,978,640.81
  5. Step 5: Solve for x
    x = 24,479,978,640.81/173,699.10
  6. Step 6: Final answer
    x = 140,933.25

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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.