Home / 173,669.90-260,504.85-103,685.90

Finding the Fourth Proportional to 173,669.90, 260,504.85 and 103,685.90

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Solution

The fourth proportional to 173,669.90, 260,504.85 and 103,685.90 is: 155,528.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,669.90 : 260,504.85 = 103,685.90 : x
  2. Step 2: Convert to fraction form
    173,669.90/260,504.85 = 103,685.90/x
  3. Step 3: Cross multiply
    173,669.90x = 260,504.85 × 103,685.90
  4. Step 4: Simplify right side
    173,669.90x = 27,010,679,826.62
  5. Step 5: Solve for x
    x = 27,010,679,826.62/173,669.90
  6. Step 6: Final answer
    x = 155,528.85

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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.