Home / 96,743.76-133,505.28-54,301.20

Finding the Fourth Proportional to 96,743.76, 133,505.28 and 54,301.20

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Solution

The fourth proportional to 96,743.76, 133,505.28 and 54,301.20 is: 74,935.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,743.76 : 133,505.28 = 54,301.20 : x
  2. Step 2: Convert to fraction form
    96,743.76/133,505.28 = 54,301.20/x
  3. Step 3: Cross multiply
    96,743.76x = 133,505.28 × 54,301.20
  4. Step 4: Simplify right side
    96,743.76x = 7,249,496,910.34
  5. Step 5: Solve for x
    x = 7,249,496,910.34/96,743.76
  6. Step 6: Final answer
    x = 74,935.03

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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.