Home / 268,172.39-369,923.28-160,680.14

Finding the Fourth Proportional to 268,172.39, 369,923.28 and 160,680.14

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Solution

The fourth proportional to 268,172.39, 369,923.28 and 160,680.14 is: 221,645.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,172.39 : 369,923.28 = 160,680.14 : x
  2. Step 2: Convert to fraction form
    268,172.39/369,923.28 = 160,680.14/x
  3. Step 3: Cross multiply
    268,172.39x = 369,923.28 × 160,680.14
  4. Step 4: Simplify right side
    268,172.39x = 59,439,324,858.83
  5. Step 5: Solve for x
    x = 59,439,324,858.83/268,172.39
  6. Step 6: Final answer
    x = 221,645.95

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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.