Home / 96,379.46-133,061.96-62,903.78

Finding the Fourth Proportional to 96,379.46, 133,061.96 and 62,903.78

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Solution

The fourth proportional to 96,379.46, 133,061.96 and 62,903.78 is: 86,845.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,379.46 : 133,061.96 = 62,903.78 : x
  2. Step 2: Convert to fraction form
    96,379.46/133,061.96 = 62,903.78/x
  3. Step 3: Cross multiply
    96,379.46x = 133,061.96 × 62,903.78
  4. Step 4: Simplify right side
    96,379.46x = 8,370,100,258.21
  5. Step 5: Solve for x
    x = 8,370,100,258.21/96,379.46
  6. Step 6: Final answer
    x = 86,845.27

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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.