Home / 121,032.24-181,474.29-49,932.87

Finding the Fourth Proportional to 121,032.24, 181,474.29 and 49,932.87

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Solution

The fourth proportional to 121,032.24, 181,474.29 and 49,932.87 is: 74,868.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,032.24 : 181,474.29 = 49,932.87 : x
  2. Step 2: Convert to fraction form
    121,032.24/181,474.29 = 49,932.87/x
  3. Step 3: Cross multiply
    121,032.24x = 181,474.29 × 49,932.87
  4. Step 4: Simplify right side
    121,032.24x = 9,061,532,130.91
  5. Step 5: Solve for x
    x = 9,061,532,130.91/121,032.24
  6. Step 6: Final answer
    x = 74,868.75

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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.