Home / 97,621.80-146,377.20-38,425.38

Finding the Fourth Proportional to 97,621.80, 146,377.20 and 38,425.38

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Solution

The fourth proportional to 97,621.80, 146,377.20 and 38,425.38 is: 57,616.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,621.80 : 146,377.20 = 38,425.38 : x
  2. Step 2: Convert to fraction form
    97,621.80/146,377.20 = 38,425.38/x
  3. Step 3: Cross multiply
    97,621.80x = 146,377.20 × 38,425.38
  4. Step 4: Simplify right side
    97,621.80x = 5,624,599,533.34
  5. Step 5: Solve for x
    x = 5,624,599,533.34/97,621.80
  6. Step 6: Final answer
    x = 57,616.22

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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.