Home / 106,817.76-160,248.26-47,653.43

Finding the Fourth Proportional to 106,817.76, 160,248.26 and 47,653.43

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Solution

The fourth proportional to 106,817.76, 160,248.26 and 47,653.43 is: 71,489.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,817.76 : 160,248.26 = 47,653.43 : x
  2. Step 2: Convert to fraction form
    106,817.76/160,248.26 = 47,653.43/x
  3. Step 3: Cross multiply
    106,817.76x = 160,248.26 × 47,653.43
  4. Step 4: Simplify right side
    106,817.76x = 7,636,379,402.89
  5. Step 5: Solve for x
    x = 7,636,379,402.89/106,817.76
  6. Step 6: Final answer
    x = 71,489.79

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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.