Home / 82,410.41-123,615.62-29,807.59

Finding the Fourth Proportional to 82,410.41, 123,615.62 and 29,807.59

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Solution

The fourth proportional to 82,410.41, 123,615.62 and 29,807.59 is: 44,711.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,410.41 : 123,615.62 = 29,807.59 : x
  2. Step 2: Convert to fraction form
    82,410.41/123,615.62 = 29,807.59/x
  3. Step 3: Cross multiply
    82,410.41x = 123,615.62 × 29,807.59
  4. Step 4: Simplify right side
    82,410.41x = 3,684,683,718.56
  5. Step 5: Solve for x
    x = 3,684,683,718.56/82,410.41
  6. Step 6: Final answer
    x = 44,711.39

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Similar ratio
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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.