Home / 193,098.80-266,476.32-107,057.51

Finding the Fourth Proportional to 193,098.80, 266,476.32 and 107,057.51

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Solution

The fourth proportional to 193,098.80, 266,476.32 and 107,057.51 is: 147,739.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,098.80 : 266,476.32 = 107,057.51 : x
  2. Step 2: Convert to fraction form
    193,098.80/266,476.32 = 107,057.51/x
  3. Step 3: Cross multiply
    193,098.80x = 266,476.32 × 107,057.51
  4. Step 4: Simplify right side
    193,098.80x = 28,528,289,960.78
  5. Step 5: Solve for x
    x = 28,528,289,960.78/193,098.80
  6. Step 6: Final answer
    x = 147,739.35

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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.