Home / 181,869.51-272,844.96-55,520.97

Finding the Fourth Proportional to 181,869.51, 272,844.96 and 55,520.97

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Solution

The fourth proportional to 181,869.51, 272,844.96 and 55,520.97 is: 83,293.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,869.51 : 272,844.96 = 55,520.97 : x
  2. Step 2: Convert to fraction form
    181,869.51/272,844.96 = 55,520.97/x
  3. Step 3: Cross multiply
    181,869.51x = 272,844.96 × 55,520.97
  4. Step 4: Simplify right side
    181,869.51x = 15,148,616,838.81
  5. Step 5: Solve for x
    x = 15,148,616,838.81/181,869.51
  6. Step 6: Final answer
    x = 83,293.88

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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.