Home / 144,816.45-217,224.68-127,306.05

Finding the Fourth Proportional to 144,816.45, 217,224.68 and 127,306.05

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Solution

The fourth proportional to 144,816.45, 217,224.68 and 127,306.05 is: 190,959.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,816.45 : 217,224.68 = 127,306.05 : x
  2. Step 2: Convert to fraction form
    144,816.45/217,224.68 = 127,306.05/x
  3. Step 3: Cross multiply
    144,816.45x = 217,224.68 × 127,306.05
  4. Step 4: Simplify right side
    144,816.45x = 27,654,015,336.78
  5. Step 5: Solve for x
    x = 27,654,015,336.78/144,816.45
  6. Step 6: Final answer
    x = 190,959.08

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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.