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Finding the Fourth Proportional to 107,262.70, 160,842.21 and 62,903.86

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Solution

The fourth proportional to 107,262.70, 160,842.21 and 62,903.86 is: 94,325.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,262.70 : 160,842.21 = 62,903.86 : x
  2. Step 2: Convert to fraction form
    107,262.70/160,842.21 = 62,903.86/x
  3. Step 3: Cross multiply
    107,262.70x = 160,842.21 × 62,903.86
  4. Step 4: Simplify right side
    107,262.70x = 10,117,595,859.93
  5. Step 5: Solve for x
    x = 10,117,595,859.93/107,262.70
  6. Step 6: Final answer
    x = 94,325.39

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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.