Home / 167,759.34-231,593.62-129,432.84

Finding the Fourth Proportional to 167,759.34, 231,593.62 and 129,432.84

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Solution

The fourth proportional to 167,759.34, 231,593.62 and 129,432.84 is: 178,683.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,759.34 : 231,593.62 = 129,432.84 : x
  2. Step 2: Convert to fraction form
    167,759.34/231,593.62 = 129,432.84/x
  3. Step 3: Cross multiply
    167,759.34x = 231,593.62 × 129,432.84
  4. Step 4: Simplify right side
    167,759.34x = 29,975,819,962.48
  5. Step 5: Solve for x
    x = 29,975,819,962.48/167,759.34
  6. Step 6: Final answer
    x = 178,683.46

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1.5x scale

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.