Home / 365,120.06-547,742.36-162,789.58

Finding the Fourth Proportional to 365,120.06, 547,742.36 and 162,789.58

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Solution

The fourth proportional to 365,120.06, 547,742.36 and 162,789.58 is: 244,212.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,120.06 : 547,742.36 = 162,789.58 : x
  2. Step 2: Convert to fraction form
    365,120.06/547,742.36 = 162,789.58/x
  3. Step 3: Cross multiply
    365,120.06x = 547,742.36 × 162,789.58
  4. Step 4: Simplify right side
    365,120.06x = 89,166,748,732.61
  5. Step 5: Solve for x
    x = 89,166,748,732.61/365,120.06
  6. Step 6: Final answer
    x = 244,212.13

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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.