Home / 121,326.73-181,990.53-37,086.56

Finding the Fourth Proportional to 121,326.73, 181,990.53 and 37,086.56

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Solution

The fourth proportional to 121,326.73, 181,990.53 and 37,086.56 is: 55,629.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,326.73 : 181,990.53 = 37,086.56 : x
  2. Step 2: Convert to fraction form
    121,326.73/181,990.53 = 37,086.56/x
  3. Step 3: Cross multiply
    121,326.73x = 181,990.53 × 37,086.56
  4. Step 4: Simplify right side
    121,326.73x = 6,749,402,482.79
  5. Step 5: Solve for x
    x = 6,749,402,482.79/121,326.73
  6. Step 6: Final answer
    x = 55,629.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.