Home / 96,711.18-133,469.37-53,693.30

Finding the Fourth Proportional to 96,711.18, 133,469.37 and 53,693.30

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Solution

The fourth proportional to 96,711.18, 133,469.37 and 53,693.30 is: 74,101.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,711.18 : 133,469.37 = 53,693.30 : x
  2. Step 2: Convert to fraction form
    96,711.18/133,469.37 = 53,693.30/x
  3. Step 3: Cross multiply
    96,711.18x = 133,469.37 × 53,693.30
  4. Step 4: Simplify right side
    96,711.18x = 7,166,410,256.87
  5. Step 5: Solve for x
    x = 7,166,410,256.87/96,711.18
  6. Step 6: Final answer
    x = 74,101.16

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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.