Home / 124,134.80-170,979.71-95,399.48

Finding the Fourth Proportional to 124,134.80, 170,979.71 and 95,399.48

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Solution

The fourth proportional to 124,134.80, 170,979.71 and 95,399.48 is: 131,400.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,134.80 : 170,979.71 = 95,399.48 : x
  2. Step 2: Convert to fraction form
    124,134.80/170,979.71 = 95,399.48/x
  3. Step 3: Cross multiply
    124,134.80x = 170,979.71 × 95,399.48
  4. Step 4: Simplify right side
    124,134.80x = 16,311,376,090.50
  5. Step 5: Solve for x
    x = 16,311,376,090.50/124,134.80
  6. Step 6: Final answer
    x = 131,400.51

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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.