Home / 120,015.96-179,743.68-94,887.24

Finding the Fourth Proportional to 120,015.96, 179,743.68 and 94,887.24

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Solution

The fourth proportional to 120,015.96, 179,743.68 and 94,887.24 is: 142,109.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,015.96 : 179,743.68 = 94,887.24 : x
  2. Step 2: Convert to fraction form
    120,015.96/179,743.68 = 94,887.24/x
  3. Step 3: Cross multiply
    120,015.96x = 179,743.68 × 94,887.24
  4. Step 4: Simplify right side
    120,015.96x = 17,055,381,702.64
  5. Step 5: Solve for x
    x = 17,055,381,702.64/120,015.96
  6. Step 6: Final answer
    x = 142,109.28

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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.