Home / 144,276.28-199,097.56-80,614.48

Finding the Fourth Proportional to 144,276.28, 199,097.56 and 80,614.48

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Solution

The fourth proportional to 144,276.28, 199,097.56 and 80,614.48 is: 111,245.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,276.28 : 199,097.56 = 80,614.48 : x
  2. Step 2: Convert to fraction form
    144,276.28/199,097.56 = 80,614.48/x
  3. Step 3: Cross multiply
    144,276.28x = 199,097.56 × 80,614.48
  4. Step 4: Simplify right side
    144,276.28x = 16,050,146,268.67
  5. Step 5: Solve for x
    x = 16,050,146,268.67/144,276.28
  6. Step 6: Final answer
    x = 111,245.91

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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.