Home / 96,451.67-133,101.86-53,431.03

Finding the Fourth Proportional to 96,451.67, 133,101.86 and 53,431.03

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Solution

The fourth proportional to 96,451.67, 133,101.86 and 53,431.03 is: 73,734.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,451.67 : 133,101.86 = 53,431.03 : x
  2. Step 2: Convert to fraction form
    96,451.67/133,101.86 = 53,431.03/x
  3. Step 3: Cross multiply
    96,451.67x = 133,101.86 × 53,431.03
  4. Step 4: Simplify right side
    96,451.67x = 7,111,768,542.05
  5. Step 5: Solve for x
    x = 7,111,768,542.05/96,451.67
  6. Step 6: Final answer
    x = 73,734.01

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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.