Home / 103,684.62-155,277.76-59,176.43

Finding the Fourth Proportional to 103,684.62, 155,277.76 and 59,176.43

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Solution

The fourth proportional to 103,684.62, 155,277.76 and 59,176.43 is: 88,622.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,684.62 : 155,277.76 = 59,176.43 : x
  2. Step 2: Convert to fraction form
    103,684.62/155,277.76 = 59,176.43/x
  3. Step 3: Cross multiply
    103,684.62x = 155,277.76 × 59,176.43
  4. Step 4: Simplify right side
    103,684.62x = 9,188,783,495.20
  5. Step 5: Solve for x
    x = 9,188,783,495.20/103,684.62
  6. Step 6: Final answer
    x = 88,622.43

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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.