Home / 167,788.40-251,974.20-89,056.40

Finding the Fourth Proportional to 167,788.40, 251,974.20 and 89,056.40

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Solution

The fourth proportional to 167,788.40, 251,974.20 and 89,056.40 is: 133,739.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,788.40 : 251,974.20 = 89,056.40 : x
  2. Step 2: Convert to fraction form
    167,788.40/251,974.20 = 89,056.40/x
  3. Step 3: Cross multiply
    167,788.40x = 251,974.20 × 89,056.40
  4. Step 4: Simplify right side
    167,788.40x = 22,439,915,144.88
  5. Step 5: Solve for x
    x = 22,439,915,144.88/167,788.40
  6. Step 6: Final answer
    x = 133,739.37

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1.5x scale

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.