Home / 124,654.81-186,805.23-96,083.78

Finding the Fourth Proportional to 124,654.81, 186,805.23 and 96,083.78

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Solution

The fourth proportional to 124,654.81, 186,805.23 and 96,083.78 is: 143,989.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,654.81 : 186,805.23 = 96,083.78 : x
  2. Step 2: Convert to fraction form
    124,654.81/186,805.23 = 96,083.78/x
  3. Step 3: Cross multiply
    124,654.81x = 186,805.23 × 96,083.78
  4. Step 4: Simplify right side
    124,654.81x = 17,948,952,393.69
  5. Step 5: Solve for x
    x = 17,948,952,393.69/124,654.81
  6. Step 6: Final answer
    x = 143,989.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.