Home / 667,562.45-1,001,332.73-162,127.58

Finding the Fourth Proportional to 667,562.45, 1,001,332.73 and 162,127.58

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Solution

The fourth proportional to 667,562.45, 1,001,332.73 and 162,127.58 is: 243,188.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,562.45 : 1,001,332.73 = 162,127.58 : x
  2. Step 2: Convert to fraction form
    667,562.45/1,001,332.73 = 162,127.58/x
  3. Step 3: Cross multiply
    667,562.45x = 1,001,332.73 × 162,127.58
  4. Step 4: Simplify right side
    667,562.45x = 162,343,647,688.35
  5. Step 5: Solve for x
    x = 162,343,647,688.35/667,562.45
  6. Step 6: Final answer
    x = 243,188.71

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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.