Home / 178,722.25-268,121.95-60,390.97

Finding the Fourth Proportional to 178,722.25, 268,121.95 and 60,390.97

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Solution

The fourth proportional to 178,722.25, 268,121.95 and 60,390.97 is: 90,599.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,722.25 : 268,121.95 = 60,390.97 : x
  2. Step 2: Convert to fraction form
    178,722.25/268,121.95 = 60,390.97/x
  3. Step 3: Cross multiply
    178,722.25x = 268,121.95 × 60,390.97
  4. Step 4: Simplify right side
    178,722.25x = 16,192,143,817.51
  5. Step 5: Solve for x
    x = 16,192,143,817.51/178,722.25
  6. Step 6: Final answer
    x = 90,599.49

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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.