Home / 102,580.25-153,854.97-32,450.45

Finding the Fourth Proportional to 102,580.25, 153,854.97 and 32,450.45

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Solution

The fourth proportional to 102,580.25, 153,854.97 and 32,450.45 is: 48,670.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,580.25 : 153,854.97 = 32,450.45 : x
  2. Step 2: Convert to fraction form
    102,580.25/153,854.97 = 32,450.45/x
  3. Step 3: Cross multiply
    102,580.25x = 153,854.97 × 32,450.45
  4. Step 4: Simplify right side
    102,580.25x = 4,992,662,241.96
  5. Step 5: Solve for x
    x = 4,992,662,241.96/102,580.25
  6. Step 6: Final answer
    x = 48,670.80

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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.