Home / 50,844.28-70,168.80-30,706.08

Finding the Fourth Proportional to 50,844.28, 70,168.80 and 30,706.08

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Solution

The fourth proportional to 50,844.28, 70,168.80 and 30,706.08 is: 42,376.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,844.28 : 70,168.80 = 30,706.08 : x
  2. Step 2: Convert to fraction form
    50,844.28/70,168.80 = 30,706.08/x
  3. Step 3: Cross multiply
    50,844.28x = 70,168.80 × 30,706.08
  4. Step 4: Simplify right side
    50,844.28x = 2,154,608,786.30
  5. Step 5: Solve for x
    x = 2,154,608,786.30/50,844.28
  6. Step 6: Final answer
    x = 42,376.62

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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.