Home / 96,719.51-133,472.99-54,278.04

Finding the Fourth Proportional to 96,719.51, 133,472.99 and 54,278.04

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Solution

The fourth proportional to 96,719.51, 133,472.99 and 54,278.04 is: 74,903.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,719.51 : 133,472.99 = 54,278.04 : x
  2. Step 2: Convert to fraction form
    96,719.51/133,472.99 = 54,278.04/x
  3. Step 3: Cross multiply
    96,719.51x = 133,472.99 × 54,278.04
  4. Step 4: Simplify right side
    96,719.51x = 7,244,652,290.14
  5. Step 5: Solve for x
    x = 7,244,652,290.14/96,719.51
  6. Step 6: Final answer
    x = 74,903.73

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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.