Home / 179,994.22-269,987.99-53,720.15

Finding the Fourth Proportional to 179,994.22, 269,987.99 and 53,720.15

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Solution

The fourth proportional to 179,994.22, 269,987.99 and 53,720.15 is: 80,579.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,994.22 : 269,987.99 = 53,720.15 : x
  2. Step 2: Convert to fraction form
    179,994.22/269,987.99 = 53,720.15/x
  3. Step 3: Cross multiply
    179,994.22x = 269,987.99 × 53,720.15
  4. Step 4: Simplify right side
    179,994.22x = 14,503,793,702.46
  5. Step 5: Solve for x
    x = 14,503,793,702.46/179,994.22
  6. Step 6: Final answer
    x = 80,579.22

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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.