Home / 102,580.43-153,855.25-32,450.63

Finding the Fourth Proportional to 102,580.43, 153,855.25 and 32,450.63

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Solution

The fourth proportional to 102,580.43, 153,855.25 and 32,450.63 is: 48,671.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,580.43 : 153,855.25 = 32,450.63 : x
  2. Step 2: Convert to fraction form
    102,580.43/153,855.25 = 32,450.63/x
  3. Step 3: Cross multiply
    102,580.43x = 153,855.25 × 32,450.63
  4. Step 4: Simplify right side
    102,580.43x = 4,992,698,940.90
  5. Step 5: Solve for x
    x = 4,992,698,940.90/102,580.43
  6. Step 6: Final answer
    x = 48,671.07

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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.