Home / 170,944.16-235,824.53-99,310.77

Finding the Fourth Proportional to 170,944.16, 235,824.53 and 99,310.77

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Solution

The fourth proportional to 170,944.16, 235,824.53 and 99,310.77 is: 137,003.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,944.16 : 235,824.53 = 99,310.77 : x
  2. Step 2: Convert to fraction form
    170,944.16/235,824.53 = 99,310.77/x
  3. Step 3: Cross multiply
    170,944.16x = 235,824.53 × 99,310.77
  4. Step 4: Simplify right side
    170,944.16x = 23,419,915,162.63
  5. Step 5: Solve for x
    x = 23,419,915,162.63/170,944.16
  6. Step 6: Final answer
    x = 137,003.31

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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.