Home / 168,190.24-232,101.84-92,740

Finding the Fourth Proportional to 168,190.24, 232,101.84 and 92,740

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Solution

The fourth proportional to 168,190.24, 232,101.84 and 92,740 is: 127,980.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,190.24 : 232,101.84 = 92,740 : x
  2. Step 2: Convert to fraction form
    168,190.24/232,101.84 = 92,740/x
  3. Step 3: Cross multiply
    168,190.24x = 232,101.84 × 92,740
  4. Step 4: Simplify right side
    168,190.24x = 21,525,124,641.60
  5. Step 5: Solve for x
    x = 21,525,124,641.60/168,190.24
  6. Step 6: Final answer
    x = 127,980.82

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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.