Home / 144,585.37-199,527.78-80,923.16

Finding the Fourth Proportional to 144,585.37, 199,527.78 and 80,923.16

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Solution

The fourth proportional to 144,585.37, 199,527.78 and 80,923.16 is: 111,673.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,585.37 : 199,527.78 = 80,923.16 : x
  2. Step 2: Convert to fraction form
    144,585.37/199,527.78 = 80,923.16/x
  3. Step 3: Cross multiply
    144,585.37x = 199,527.78 × 80,923.16
  4. Step 4: Simplify right side
    144,585.37x = 16,146,418,465.38
  5. Step 5: Solve for x
    x = 16,146,418,465.38/144,585.37
  6. Step 6: Final answer
    x = 111,673.95

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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.