Home / 96,936.48-133,784.40-54,495.06

Finding the Fourth Proportional to 96,936.48, 133,784.40 and 54,495.06

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Solution

The fourth proportional to 96,936.48, 133,784.40 and 54,495.06 is: 75,209.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,936.48 : 133,784.40 = 54,495.06 : x
  2. Step 2: Convert to fraction form
    96,936.48/133,784.40 = 54,495.06/x
  3. Step 3: Cross multiply
    96,936.48x = 133,784.40 × 54,495.06
  4. Step 4: Simplify right side
    96,936.48x = 7,290,588,905.06
  5. Step 5: Solve for x
    x = 7,290,588,905.06/96,936.48
  6. Step 6: Final answer
    x = 75,209.96

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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.