Home / 144,449.04-199,349.46-80,792.76

Finding the Fourth Proportional to 144,449.04, 199,349.46 and 80,792.76

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Solution

The fourth proportional to 144,449.04, 199,349.46 and 80,792.76 is: 111,499.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,449.04 : 199,349.46 = 80,792.76 : x
  2. Step 2: Convert to fraction form
    144,449.04/199,349.46 = 80,792.76/x
  3. Step 3: Cross multiply
    144,449.04x = 199,349.46 × 80,792.76
  4. Step 4: Simplify right side
    144,449.04x = 16,105,993,077.91
  5. Step 5: Solve for x
    x = 16,105,993,077.91/144,449.04
  6. Step 6: Final answer
    x = 111,499.48

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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.