Home / 181,429.88-272,243.23-87,935.63

Finding the Fourth Proportional to 181,429.88, 272,243.23 and 87,935.63

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Solution

The fourth proportional to 181,429.88, 272,243.23 and 87,935.63 is: 131,951.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,429.88 : 272,243.23 = 87,935.63 : x
  2. Step 2: Convert to fraction form
    181,429.88/272,243.23 = 87,935.63/x
  3. Step 3: Cross multiply
    181,429.88x = 272,243.23 × 87,935.63
  4. Step 4: Simplify right side
    181,429.88x = 23,939,878,362.23
  5. Step 5: Solve for x
    x = 23,939,878,362.23/181,429.88
  6. Step 6: Final answer
    x = 131,951.14

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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.