Home / 174,727.20-261,871.44-74,769.84

Finding the Fourth Proportional to 174,727.20, 261,871.44 and 74,769.84

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Solution

The fourth proportional to 174,727.20, 261,871.44 and 74,769.84 is: 112,060.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,727.20 : 261,871.44 = 74,769.84 : x
  2. Step 2: Convert to fraction form
    174,727.20/261,871.44 = 74,769.84/x
  3. Step 3: Cross multiply
    174,727.20x = 261,871.44 × 74,769.84
  4. Step 4: Simplify right side
    174,727.20x = 19,580,085,669.37
  5. Step 5: Solve for x
    x = 19,580,085,669.37/174,727.20
  6. Step 6: Final answer
    x = 112,060.89

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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.