Home / 170,119.85-234,763.53-93,637.31

Finding the Fourth Proportional to 170,119.85, 234,763.53 and 93,637.31

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Solution

The fourth proportional to 170,119.85, 234,763.53 and 93,637.31 is: 129,218.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,119.85 : 234,763.53 = 93,637.31 : x
  2. Step 2: Convert to fraction form
    170,119.85/234,763.53 = 93,637.31/x
  3. Step 3: Cross multiply
    170,119.85x = 234,763.53 × 93,637.31
  4. Step 4: Simplify right side
    170,119.85x = 21,982,625,435.30
  5. Step 5: Solve for x
    x = 21,982,625,435.30/170,119.85
  6. Step 6: Final answer
    x = 129,218.46

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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.