Home / 96,982.77-133,820.58-54,538.77

Finding the Fourth Proportional to 96,982.77, 133,820.58 and 54,538.77

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Solution

The fourth proportional to 96,982.77, 133,820.58 and 54,538.77 is: 75,254.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,982.77 : 133,820.58 = 54,538.77 : x
  2. Step 2: Convert to fraction form
    96,982.77/133,820.58 = 54,538.77/x
  3. Step 3: Cross multiply
    96,982.77x = 133,820.58 × 54,538.77
  4. Step 4: Simplify right side
    96,982.77x = 7,298,409,833.89
  5. Step 5: Solve for x
    x = 7,298,409,833.89/96,982.77
  6. Step 6: Final answer
    x = 75,254.71

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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.