Home / 144,427.01-199,305.53-79,894.56

Finding the Fourth Proportional to 144,427.01, 199,305.53 and 79,894.56

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Solution

The fourth proportional to 144,427.01, 199,305.53 and 79,894.56 is: 110,252.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,427.01 : 199,305.53 = 79,894.56 : x
  2. Step 2: Convert to fraction form
    144,427.01/199,305.53 = 79,894.56/x
  3. Step 3: Cross multiply
    144,427.01x = 199,305.53 × 79,894.56
  4. Step 4: Simplify right side
    144,427.01x = 15,923,427,225.44
  5. Step 5: Solve for x
    x = 15,923,427,225.44/144,427.01
  6. Step 6: Final answer
    x = 110,252.42

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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.