Home / 96,936.42-133,770.94-53,915.50

Finding the Fourth Proportional to 96,936.42, 133,770.94 and 53,915.50

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Solution

The fourth proportional to 96,936.42, 133,770.94 and 53,915.50 is: 74,402.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,936.42 : 133,770.94 = 53,915.50 : x
  2. Step 2: Convert to fraction form
    96,936.42/133,770.94 = 53,915.50/x
  3. Step 3: Cross multiply
    96,936.42x = 133,770.94 × 53,915.50
  4. Step 4: Simplify right side
    96,936.42x = 7,212,326,446.72
  5. Step 5: Solve for x
    x = 7,212,326,446.72/96,936.42
  6. Step 6: Final answer
    x = 74,402.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.