Home / 97,621.30-146,376.44-38,424.88

Finding the Fourth Proportional to 97,621.30, 146,376.44 and 38,424.88

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Solution

The fourth proportional to 97,621.30, 146,376.44 and 38,424.88 is: 57,615.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,621.30 : 146,376.44 = 38,424.88 : x
  2. Step 2: Convert to fraction form
    97,621.30/146,376.44 = 38,424.88/x
  3. Step 3: Cross multiply
    97,621.30x = 146,376.44 × 38,424.88
  4. Step 4: Simplify right side
    97,621.30x = 5,624,497,141.83
  5. Step 5: Solve for x
    x = 5,624,497,141.83/97,621.30
  6. Step 6: Final answer
    x = 57,615.47

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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.