Home / 82,258.61-123,372.32-40,096.32

Finding the Fourth Proportional to 82,258.61, 123,372.32 and 40,096.32

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Solution

The fourth proportional to 82,258.61, 123,372.32 and 40,096.32 is: 60,136.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,258.61 : 123,372.32 = 40,096.32 : x
  2. Step 2: Convert to fraction form
    82,258.61/123,372.32 = 40,096.32/x
  3. Step 3: Cross multiply
    82,258.61x = 123,372.32 × 40,096.32
  4. Step 4: Simplify right side
    82,258.61x = 4,946,775,821.38
  5. Step 5: Solve for x
    x = 4,946,775,821.38/82,258.61
  6. Step 6: Final answer
    x = 60,136.88

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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.