Home / 174,530.70-261,796.05-162,780.30

Finding the Fourth Proportional to 174,530.70, 261,796.05 and 162,780.30

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Solution

The fourth proportional to 174,530.70, 261,796.05 and 162,780.30 is: 244,170.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,530.70 : 261,796.05 = 162,780.30 : x
  2. Step 2: Convert to fraction form
    174,530.70/261,796.05 = 162,780.30/x
  3. Step 3: Cross multiply
    174,530.70x = 261,796.05 × 162,780.30
  4. Step 4: Simplify right side
    174,530.70x = 42,615,239,557.82
  5. Step 5: Solve for x
    x = 42,615,239,557.82/174,530.70
  6. Step 6: Final answer
    x = 244,170.45

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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.